Company Name: State:
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-212MDCORE COMMUNICATIONS, INC.- MD2593OAKLANDMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-221
240-221-9MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN11NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-225MDCORE COMMUNICATIONS, INC.- MD2593FREDERICKMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-231MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-233
240-233-5MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLNOCLLIKNOWN02/26/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-239MDCORE COMMUNICATIONS, INC.- MD2593LEONARDTNDMSCMDAGDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-251MDCORE COMMUNICATIONS, INC.- MD2593HIGHFIELDMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-254
240-254-8MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLNOCLLIKNOWN02/26/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-258
240-258-0MDCORE COMMUNICATIONS, INC.- MD2593RIDGENOCLLIKNOWN02/26/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-260
240-260-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-260-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-267
240-267-1MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-267-5MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-267-6MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-267-7MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-267-8MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-275MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-279MDCORE COMMUNICATIONS, INC.- MD2593WALDORFDMSCMDAGDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-287MDCORE COMMUNICATIONS, INC.- MD2593HANCOCKMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-292
240-292-3MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN11NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-322MDCORE COMMUNICATIONS, INC.- MD2593MCCOOLEMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-323MDCORE COMMUNICATIONS, INC.- MD2593EMMITSBURGMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-325MDCORE COMMUNICATIONS, INC.- MD2593DAMASCS236DMSCMDAGDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-327MDCORE COMMUNICATIONS, INC.- MD2593GAITHERSBGDMSCMDAGDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-336MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2DMSCMDAGDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-337
240-337-1MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN06/07/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-337-4MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN06/07/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-337-5MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-337-6MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-337-7MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-337-8MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-337-9MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN06/07/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-369MDCORE COMMUNICATIONS, INC.- MD2593MOUNT AIRYMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-378MDCORE COMMUNICATIONS, INC.- MD2593CUMBERLANDMTARMDSD00T00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-385
240-385-8MDCORE COMMUNICATIONS, INC.- MD2593MYERSVILLENOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-407
240-407-5MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN16NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-407-6MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN16NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-414
240-414-0MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN6NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-414-1MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN6NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-414-2MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN6NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-414-3MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN6NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-442
240-442-4MDCORE COMMUNICATIONS, INC.- MD2593OAKLANDNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-451
240-451-3MDCORE COMMUNICATIONS, INC.- MD2593THURMONTNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-451-4MDCORE COMMUNICATIONS, INC.- MD2593THURMONTNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-451-5MDCORE COMMUNICATIONS, INC.- MD2593THURMONTNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-465
240-465-2MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-465-3MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-465-4MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-465-5MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-465-6MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-465-7MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-465-8MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-488
240-488-9MDCORE COMMUNICATIONS, INC.- MD2593OAKLANDNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-509
240-509-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-509-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z14NOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-512MDCORE COMMUNICATIONS, INC.- MD2593WSNG238Z13BLTMMD91DS008/08/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-514
240-514-9MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN11NOCLLIKNOWN10/12/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-518
240-518-9MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-526
240-526-2MDCORE COMMUNICATIONS, INC.- MD2593LEONARDTNNOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-526-4MDCORE COMMUNICATIONS, INC.- MD2593LEONARDTNNOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-526-5MDCORE COMMUNICATIONS, INC.- MD2593LEONARDTNNOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-526-6MDCORE COMMUNICATIONS, INC.- MD2593LEONARDTNNOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-530
240-530-2MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-530-3MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-530-4MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-530-6MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-530-9MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-537
240-537-1MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-537-2MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-537-3MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-537-4MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-537-5MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-537-6MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-537-7MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-544
240-544-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-546
240-546-5MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN16NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-546-7MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN16NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-546-9MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN16NOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-548
240-548-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-548-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-548-5MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-548-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-548-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z14NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-553
240-553-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-557
240-557-4MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN6NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-557-5MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN6NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-557-6MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN6NOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-563
240-563-6MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-563-8MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN5NOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-564
240-564-2MDCORE COMMUNICATIONS, INC.- MD2593LAUREL236NOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-564-4MDCORE COMMUNICATIONS, INC.- MD2593LAUREL236NOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-564-6MDCORE COMMUNICATIONS, INC.- MD2593LAUREL236NOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-569
240-569-2MDCORE COMMUNICATIONS, INC.- MD2593FLINTSTONENOCLLIKNOWN05/23/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-569-6MDCORE COMMUNICATIONS, INC.- MD2593FLINTSTONENOCLLIKNOWN07/15/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
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Detailed Switch Info
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Detailed Switch Info
240-576-2MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN03/27/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-576-4MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN03/27/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-576-5MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN03/27/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-576-6MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN03/27/2019Prefix Type: CLEC
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Detailed Switch Info
240-576-7MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-576-8MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
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Detailed Switch Info
240-576-9MDCORE COMMUNICATIONS, INC.- MD2593HAGERSTOWNNOCLLIKNOWN10/10/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
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Detailed Switch Info
Thousands block for 240-585
240-585-4MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
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Detailed Switch Info
240-585-6MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
240-585-9MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
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Detailed Switch Info
Thousands block for 240-588
240-588-0MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN06/13/2018Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
240-588-1MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN06/13/2018Prefix Type: CLEC
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Detailed Switch Info
240-588-2MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN03/04/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-588-4MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN03/04/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
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Detailed Switch Info
240-588-5MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN03/04/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-588-6MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN03/04/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
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Detailed Switch Info
240-588-7MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN03/04/2019Prefix Type: CLEC
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Detailed Switch Info
240-588-8MDCORE COMMUNICATIONS, INC.- MD2593GRANTSVLNOCLLIKNOWN06/13/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
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Detailed Switch Info
Thousands block for 240-589
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Tandem: N/A
Detailed Switch Info
240-589-3MDCORE COMMUNICATIONS, INC.- MD2593MCCOOLENOCLLIKNOWN04/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-589-4MDCORE COMMUNICATIONS, INC.- MD2593MCCOOLENOCLLIKNOWN04/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-589-6MDCORE COMMUNICATIONS, INC.- MD2593MCCOOLENOCLLIKNOWN04/16/2019Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
240-589-8MDCORE COMMUNICATIONS, INC.- MD2593MCCOOLENOCLLIKNOWN04/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
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Detailed Switch Info
Thousands block for 240-590
240-590-1MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN12NOCLLIKNOWN06/12/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-590-2MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN12NOCLLIKNOWN06/12/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-590-3MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN12NOCLLIKNOWN06/12/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-590-7MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN12NOCLLIKNOWN07/12/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-590-8MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN12NOCLLIKNOWN07/12/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
Thousands block for 240-594
240-594-2MDCORE COMMUNICATIONS, INC.- MD2593BITTINGERNOCLLIKNOWN04/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-594-6MDCORE COMMUNICATIONS, INC.- MD2593BITTINGERNOCLLIKNOWN04/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-594-7MDCORE COMMUNICATIONS, INC.- MD2593BITTINGERNOCLLIKNOWN04/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-596MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236CHCHMDBEPS006/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
Thousands block for 240-596
240-596-0MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236CHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-596-1MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236CHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-596-2MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236CHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-596-6MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236CHCHMDBEPS004/15/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-596-7MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236CHCHMDBEPS004/15/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-597
240-597-3MDCORE COMMUNICATIONS, INC.- MD2593GAITHERSBGNOCLLIKNOWN06/10/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-597-4MDCORE COMMUNICATIONS, INC.- MD2593GAITHERSBGNOCLLIKNOWN06/10/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-597-5MDCORE COMMUNICATIONS, INC.- MD2593GAITHERSBGNOCLLIKNOWN06/10/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-598MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLCHCHMDBEPS006/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-598
240-598-0MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-598-1MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-598-2MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-598-6MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-598-7MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-610MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN4CHCHMDBEPS006/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-610
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-610-1MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN4CHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
240-610-2MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN4CHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-616
240-616-9MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-617
240-617-6MDCORE COMMUNICATIONS, INC.- MD2593HIGHFIELDNOCLLIKNOWN07/15/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-617-9MDCORE COMMUNICATIONS, INC.- MD2593HIGHFIELDNOCLLIKNOWN07/15/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-621
240-621-9MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN11NOCLLIKNOWN10/12/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-622MDCORE COMMUNICATIONS, INC.- MD2593LA PLATACHCHMDBEPS006/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-622
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-622-1MDCORE COMMUNICATIONS, INC.- MD2593LA PLATACHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-622-2MDCORE COMMUNICATIONS, INC.- MD2593LA PLATACHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-622-4MDCORE COMMUNICATIONS, INC.- MD2593LA PLATACHCHMDBEPS003/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-622-6MDCORE COMMUNICATIONS, INC.- MD2593LA PLATACHCHMDBEPS003/14/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-622-7MDCORE COMMUNICATIONS, INC.- MD2593LA PLATACHCHMDBEPS003/14/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-627
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-628MDCORE COMMUNICATIONS, INC.- MD2593MECHANCSVLCHCHMDBEPS006/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-628
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-628-1MDCORE COMMUNICATIONS, INC.- MD2593MECHANCSVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-628-2MDCORE COMMUNICATIONS, INC.- MD2593MECHANCSVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-633-5MDCORE COMMUNICATIONS, INC.- MD2593HUGHESVLNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-634MDCORE COMMUNICATIONS, INC.- MD2593RIDGECHCHMDBEPS006/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-634
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-634-1MDCORE COMMUNICATIONS, INC.- MD2593RIDGECHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-634-2MDCORE COMMUNICATIONS, INC.- MD2593RIDGECHCHMDBEPS006/13/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-634-4MDCORE COMMUNICATIONS, INC.- MD2593RIDGECHCHMDBEPS007/12/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-634-5MDCORE COMMUNICATIONS, INC.- MD2593RIDGECHCHMDBEPS007/12/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-634-6MDCORE COMMUNICATIONS, INC.- MD2593RIDGECHCHMDBEPS003/15/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-634-7MDCORE COMMUNICATIONS, INC.- MD2593RIDGECHCHMDBEPS003/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-635MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS006/11/2018Prefix Type: CLEC
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Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-635
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-635-1MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-635-2MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-635-4MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-635-5MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-635-6MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-635-7MDCORE COMMUNICATIONS, INC.- MD2593TOMPKINSVLCHCHMDBEPS004/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-637MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN3CHCHMDBEPS006/11/2018Prefix Type: CLEC
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Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-637
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Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-637-1MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN3CHCHMDBEPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-637-2MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN3CHCHMDBEPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-637-3MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN3CHCHMDBEPS010/11/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-639MDCORE COMMUNICATIONS, INC.- MD2593LAUREL236CHCHMDBEPS006/01/2018Prefix Type: CLEC
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Detailed Switch Info
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Detailed Switch Info
240-639-1MDCORE COMMUNICATIONS, INC.- MD2593LAUREL236CHCHMDBEPS006/05/2018Prefix Type: CLEC
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Detailed Switch Info
240-639-7MDCORE COMMUNICATIONS, INC.- MD2593LAUREL236CHCHMDBEPS006/05/2018Prefix Type: CLEC
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
240-642-4MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN10NOCLLIKNOWN04/11/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
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Detailed Switch Info
240-642-6MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN10NOCLLIKNOWN04/11/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
240-642-7MDCORE COMMUNICATIONS, INC.- MD2593WSNGTNZN10NOCLLIKNOWN04/11/2019Prefix Type: CLEC
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Detailed Switch Info
240-647MDCORE COMMUNICATIONS, INC.- MD2593CLEAR SPGFRDRMDFRPS006/11/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
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Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-648MDCORE COMMUNICATIONS, INC.- MD2593KEEDYSVLFRDRMDFRPS006/12/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
240-648-1MDCORE COMMUNICATIONS, INC.- MD2593KEEDYSVLFRDRMDFRPS006/13/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-648-2MDCORE COMMUNICATIONS, INC.- MD2593KEEDYSVLFRDRMDFRPS006/13/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-648-4MDCORE COMMUNICATIONS, INC.- MD2593KEEDYSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-648-6MDCORE COMMUNICATIONS, INC.- MD2593KEEDYSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-648-7MDCORE COMMUNICATIONS, INC.- MD2593KEEDYSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-648-8MDCORE COMMUNICATIONS, INC.- MD2593KEEDYSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-649MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGFRDRMDFRPS006/12/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-649-1MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGFRDRMDFRPS006/13/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-649-2MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGFRDRMDFRPS006/13/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-649-4MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-649-6MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-655
240-655-1MDCORE COMMUNICATIONS, INC.- MD2593KITZMILLERNOCLLIKNOWN05/24/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-655-2MDCORE COMMUNICATIONS, INC.- MD2593KITZMILLERNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-655-3MDCORE COMMUNICATIONS, INC.- MD2593KITZMILLERNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-655-4MDCORE COMMUNICATIONS, INC.- MD2593KITZMILLERNOCLLIKNOWN07/15/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-655-6MDCORE COMMUNICATIONS, INC.- MD2593KITZMILLERNOCLLIKNOWN07/15/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-657
240-657-4MDCORE COMMUNICATIONS, INC.- MD2593FROSTBURGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-657-5MDCORE COMMUNICATIONS, INC.- MD2593FROSTBURGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-657-6MDCORE COMMUNICATIONS, INC.- MD2593FROSTBURGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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240-659-2MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236NOCLLIKNOWN04/15/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-659-6MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236NOCLLIKNOWN04/15/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-659-7MDCORE COMMUNICATIONS, INC.- MD2593ASHTON236NOCLLIKNOWN04/15/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-663
240-663-2MDCORE COMMUNICATIONS, INC.- MD2593MIDDLETOWNNOCLLIKNOWN05/06/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-663-3MDCORE COMMUNICATIONS, INC.- MD2593MIDDLETOWNNOCLLIKNOWN05/06/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-663-4MDCORE COMMUNICATIONS, INC.- MD2593MIDDLETOWNNOCLLIKNOWN05/06/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-663-6MDCORE COMMUNICATIONS, INC.- MD2593MIDDLETOWNNOCLLIKNOWN05/06/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-663-7MDCORE COMMUNICATIONS, INC.- MD2593MIDDLETOWNNOCLLIKNOWN05/06/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-664
240-664-2MDCORE COMMUNICATIONS, INC.- MD2593CUMBERLANDNOCLLIKNOWN07/15/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-664-4MDCORE COMMUNICATIONS, INC.- MD2593CUMBERLANDNOCLLIKNOWN07/15/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-664-5MDCORE COMMUNICATIONS, INC.- MD2593CUMBERLANDNOCLLIKNOWN07/15/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-664-6MDCORE COMMUNICATIONS, INC.- MD2593CUMBERLANDNOCLLIKNOWN06/10/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-664-7MDCORE COMMUNICATIONS, INC.- MD2593CUMBERLANDNOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-664-8MDCORE COMMUNICATIONS, INC.- MD2593CUMBERLANDNOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-665
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-666
240-666-2MDCORE COMMUNICATIONS, INC.- MD2593NANJEMOYNOCLLIKNOWN05/23/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-666-3MDCORE COMMUNICATIONS, INC.- MD2593NANJEMOYNOCLLIKNOWN05/23/2018Prefix Type: CLEC
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Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-666-4MDCORE COMMUNICATIONS, INC.- MD2593NANJEMOYNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-679MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLFRDRMDFRPS006/11/2018Prefix Type: CLEC
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Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-679
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-679-1MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLFRDRMDFRPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-679-2MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLFRDRMDFRPS006/13/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-679-4MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-679-6MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-679-7MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-679-9MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLFRDRMDFRPS004/16/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-684
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-732
240-732-4MDCORE COMMUNICATIONS, INC.- MD2593MOUNT AIRYNOCLLIKNOWN03/14/2019Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-732-5MDCORE COMMUNICATIONS, INC.- MD2593MOUNT AIRYNOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-732-6MDCORE COMMUNICATIONS, INC.- MD2593MOUNT AIRYNOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-734
240-734-6MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGNOCLLIKNOWN04/16/2019Prefix Type: CLEC
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Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-734-8MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-745
240-745-9MDCORE COMMUNICATIONS, INC.- MD2593DAMASCS236NOCLLIKNOWN04/11/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-754
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-754-1MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-754-8MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-754-9MDCORE COMMUNICATIONS, INC.- MD2593WALDORFNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-765
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-771
240-771-2MDCORE COMMUNICATIONS, INC.- MD2593POOLESVLNOCLLIKNOWN06/07/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-771-6MDCORE COMMUNICATIONS, INC.- MD2593POOLESVLNOCLLIKNOWN06/07/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-771-7MDCORE COMMUNICATIONS, INC.- MD2593POOLESVLNOCLLIKNOWN06/07/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-774
240-774-3MDCORE COMMUNICATIONS, INC.- MD2593LONACONINGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-774-4MDCORE COMMUNICATIONS, INC.- MD2593LONACONINGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-774-5MDCORE COMMUNICATIONS, INC.- MD2593LONACONINGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-774-6MDCORE COMMUNICATIONS, INC.- MD2593LONACONINGNOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-775
240-775-4MDCORE COMMUNICATIONS, INC.- MD2593WESTERNPTNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-775-5MDCORE COMMUNICATIONS, INC.- MD2593WESTERNPTNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-775-6MDCORE COMMUNICATIONS, INC.- MD2593WESTERNPTNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-784
240-784-2MDCORE COMMUNICATIONS, INC.- MD2593MYERSVILLENOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-784-8MDCORE COMMUNICATIONS, INC.- MD2593MYERSVILLENOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-787
240-787-4MDCORE COMMUNICATIONS, INC.- MD2593BRANDYWINENOCLLIKNOWN03/13/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-787-5MDCORE COMMUNICATIONS, INC.- MD2593BRANDYWINENOCLLIKNOWN04/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-800MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2CHCHMDBEPS006/22/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-800
240-800-0MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2CHCHMDBEPS006/27/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-800-8MDCORE COMMUNICATIONS, INC.- MD2593WSHNGTNZN2CHCHMDBEPS006/27/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-806
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 301-375
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 301-430
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
Thousands block for 301-446
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Detailed Switch Info
Thousands block for 301-447
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
Thousands block for 301-463
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-507-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Thousands block for 301-689
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
301-750MDCORE COMMUNICATIONS, INC.- MD2593FRIENDSVLMTARMDSDD2003/18/2004Prefix Type: CLEC
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
Thousands block for 301-764
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
Thousands block for 301-799
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
301-823-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN05/23/2018Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
301-823-6MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
301-823-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN04/11/2019Prefix Type: CLEC
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
Thousands block for 301-824
301-824-8MDCORE COMMUNICATIONS, INC.- MD2593SMITHSBURGNOCLLIKNOWN02/27/2004Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-833
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-834
301-834-0MDCORE COMMUNICATIONS, INC.- MD2593BRUNSWICKNOCLLIKNOWN02/27/2004Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-845
301-845-3MDCORE COMMUNICATIONS, INC.- MD2593WALKERSVLNOCLLIKNOWN02/27/2004Prefix Type: CLEC
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Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-857MDCORE COMMUNICATIONS, INC.- MD2593CLEAR SPGMTARMDSDDS007/12/2002Prefix Type: CLEC
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Thousands block for 301-936
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Thousands block for 301-939
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 301-978
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LATA: Washington DC METRO (includes MD (236)
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Detailed Switch Info
Thousands block for 301-997
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-304
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-317
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-324
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-334
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Switch Name: N/A
Switch Type: N/A
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-343
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-352
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-394
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-401
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Detailed Switch Info
Thousands block for 410-403
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-406
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Tandem: N/A
Detailed Switch Info
Thousands block for 410-421
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-425
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Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-429
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-431
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Detailed Switch Info
Thousands block for 410-432
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-438
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-438-9MDCORE COMMUNICATIONS, INC.- MD2593SUDLERSVLNOCLLIKNOWN06/08/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-453
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-457
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-472
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-476
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-479
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-482
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-501
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-505
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-510
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-512
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-514
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-518
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-520
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-525
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-534
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
Thousands block for 410-541
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-552
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Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-560
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-567
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-575
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-584
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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410-592-1MDCORE COMMUNICATIONS, INC.- MD2593FORKNOCLLIKNOWN04/12/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-592-4MDCORE COMMUNICATIONS, INC.- MD2593FORKNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-593
410-593-5MDCORE COMMUNICATIONS, INC.- MD2593FORKNOCLLIKNOWN04/12/2019Prefix Type: CLEC
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-593-6MDCORE COMMUNICATIONS, INC.- MD2593FORKNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-600
410-600-9MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-623
410-623-0MDCORE COMMUNICATIONS, INC.- MD2593MARIONNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-623-1MDCORE COMMUNICATIONS, INC.- MD2593MARIONNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-623-4MDCORE COMMUNICATIONS, INC.- MD2593MARIONNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-623-6MDCORE COMMUNICATIONS, INC.- MD2593MARIONNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-629
410-629-2MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN02/22/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-3MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-632
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-645
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-692
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-709
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Tandem: N/A
Detailed Switch Info
Thousands block for 410-716
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 410-741
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Detailed Switch Info
Thousands block for 410-745
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Tandem: N/A
Detailed Switch Info
Thousands block for 410-754
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Tandem: N/A
Detailed Switch Info
Thousands block for 410-755
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
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Detailed Switch Info
Thousands block for 410-759
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759-6MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN04/15/2019Prefix Type: CLEC
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Tandem: N/A
Detailed Switch Info
410-759-7MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN03/27/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-759-9MDCORE COMMUNICATIONS, INC.- MD2593BALTIMORENOCLLIKNOWN10/11/2018Prefix Type: CLEC
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Detailed Switch Info
Thousands block for 410-762
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-763
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-763-3MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-763-5MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
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LATA: Salisbury MD (242)
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Detailed Switch Info
Thousands block for 410-770
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-774
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-781
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-784
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-801
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-816
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Tandem: N/A
Detailed Switch Info
Thousands block for 410-817
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-824
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-827
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-832
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-834
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-835
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-873
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-881
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-883
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-885
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-886
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-888
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-896
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-904
410-904-0MDCORE COMMUNICATIONS, INC.- MD2593WATERLO238NOCLLIKNOWN10/11/2018Prefix Type: CLEC
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-904-3MDCORE COMMUNICATIONS, INC.- MD2593WATERLO238NOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-904-8MDCORE COMMUNICATIONS, INC.- MD2593WATERLO238NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-926
410-926-3MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN03/14/2019Prefix Type: CLEC
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-928
410-928-0MDCORE COMMUNICATIONS, INC.- MD2593MILLINGTONNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-938
410-938-0MDCORE COMMUNICATIONS, INC.- MD2593TOWSONNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-938-9MDCORE COMMUNICATIONS, INC.- MD2593TOWSONNOCLLIKNOWN10/11/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
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LATA: Baltimore MD (238)
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Detailed Switch Info
Thousands block for 410-943
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LATA: Salisbury MD (242)
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 443-233
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 443-234
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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LATA: Baltimore MD (238)
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 443-238
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 443-247
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 443-249
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Detailed Switch Info
Thousands block for 443-258
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
Thousands block for 443-262
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Detailed Switch Info
443-264MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLEBLTMMDCHYMD00/00/0000Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-264
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Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
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Detailed Switch Info
443-268MDCORE COMMUNICATIONS, INC.- MD2593BALTIMOREBLTMMD91DS000/00/0000Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
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Detailed Switch Info
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Detailed Switch Info
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LATA: Baltimore MD (238)
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Detailed Switch Info
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Detailed Switch Info
Thousands block for 443-272
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LATA: Baltimore MD (238)
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Detailed Switch Info
Thousands block for 443-273
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Detailed Switch Info
Thousands block for 443-276
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Tandem: N/A
Detailed Switch Info
Thousands block for 443-284
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Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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Detailed Switch Info
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-292
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-295
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-297
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-298
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-323
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Tandem: N/A
Detailed Switch Info
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LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-323-6MDCORE COMMUNICATIONS, INC.- MD2593SHARPTOWNNOCLLIKNOWN04/16/2019Prefix Type: CLEC
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Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-323-7MDCORE COMMUNICATIONS, INC.- MD2593SHARPTOWNNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-323-8MDCORE COMMUNICATIONS, INC.- MD2593SHARPTOWNNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-328
443-328-2MDCORE COMMUNICATIONS, INC.- MD2593SYKESVILLENOCLLIKNOWN04/15/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-329
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LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
443-329-7MDCORE COMMUNICATIONS, INC.- MD2593WATERLO236NOCLLIKNOWN04/12/2019Prefix Type: CLEC
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Detailed Switch Info
Thousands block for 443-331
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LATA: Baltimore MD (238)
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Detailed Switch Info
Thousands block for 443-334
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-334-9MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-335
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-335-1MDCORE COMMUNICATIONS, INC.- MD2593BRYNPKLNCMNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-337MDCORE COMMUNICATIONS, INC.- MD2593SPARROWSPTBLTMMDCHYMD00/00/0000Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-337
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-337-5MDCORE COMMUNICATIONS, INC.- MD2593SPARROWSPTBLTMMDCHYMD05/23/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-337-6MDCORE COMMUNICATIONS, INC.- MD2593SPARROWSPTBLTMMDCHYMD05/23/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-337-7MDCORE COMMUNICATIONS, INC.- MD2593SPARROWSPTBLTMMDCHYMD05/23/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-337-8MDCORE COMMUNICATIONS, INC.- MD2593SPARROWSPTBLTMMDCHYMD03/15/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-337-9MDCORE COMMUNICATIONS, INC.- MD2593SPARROWSPTBLTMMDCHYMD07/15/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
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Detailed Switch Info
Thousands block for 443-341
443-341-3MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN03/01/2004Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-343
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-344MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMD91DS000/00/0000Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-346MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMDCHYMD00/00/0000Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-346
443-346-2MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMDCHYMD03/15/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-346-5MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMDCHYMD10/11/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-346-6MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMDCHYMD03/15/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-346-7MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMDCHYMD10/11/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-346-8MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMDCHYMD10/11/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-346-9MDCORE COMMUNICATIONS, INC.- MD2593SEVERNA PKBLTMMDCHYMD10/11/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-348
443-348-0MDCORE COMMUNICATIONS, INC.- MD2593WOODLAWNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-348-6MDCORE COMMUNICATIONS, INC.- MD2593WOODLAWNNOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-348-9MDCORE COMMUNICATIONS, INC.- MD2593WOODLAWNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-349MDCORE COMMUNICATIONS, INC.- MD2593SILVER RUNBLTMMD91DS000/00/0000Prefix Type: CLEC
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-352
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-352-6MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-355
443-355-2MDCORE COMMUNICATIONS, INC.- MD2593ELLICOTTCYNOCLLIKNOWN05/23/2018Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-357
443-357-0MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-2MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-3MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-4MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-5MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-6MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-7MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-8MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-357-9MDCORE COMMUNICATIONS, INC.- MD2593PIKESVILLENOCLLIKNOWN04/05/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-361MDCORE COMMUNICATIONS, INC.- MD2593SYKESVILLEBLTMMD91DS000/00/0000Prefix Type: CLEC
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-362
443-362-4MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-362-5MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-362-6MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-362-7MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-363
443-363-0MDCORE COMMUNICATIONS, INC.- MD2593SEVERNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-363-1MDCORE COMMUNICATIONS, INC.- MD2593SEVERNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-363-2MDCORE COMMUNICATIONS, INC.- MD2593SEVERNNOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-363-4MDCORE COMMUNICATIONS, INC.- MD2593SEVERNNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-363-5MDCORE COMMUNICATIONS, INC.- MD2593SEVERNNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-363-6MDCORE COMMUNICATIONS, INC.- MD2593SEVERNNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-367
443-367-6MDCORE COMMUNICATIONS, INC.- MD2593COLUMBIANOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-368MDCORE COMMUNICATIONS, INC.- MD2593WESTMINSTRBLTMMD91DS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-369MDCORE COMMUNICATIONS, INC.- MD2593BEL AIRBLTMMD91DS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-375
443-375-5MDCORE COMMUNICATIONS, INC.- MD2593HAMPSTEADNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-376
443-376-1MDCORE COMMUNICATIONS, INC.- MD2593DUNDALKNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-376-2MDCORE COMMUNICATIONS, INC.- MD2593DUNDALKNOCLLIKNOWN03/14/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-376-9MDCORE COMMUNICATIONS, INC.- MD2593DUNDALKNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-381
443-381-6MDCORE COMMUNICATIONS, INC.- MD2593REISTERSTNNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-381-7MDCORE COMMUNICATIONS, INC.- MD2593REISTERSTNNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-382MDCORE COMMUNICATIONS, INC.- MD2593CAMBRIDGEESTNMDBNDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-385MDCORE COMMUNICATIONS, INC.- MD2593EASTONESTNMDBNDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-387MDCORE COMMUNICATIONS, INC.- MD2593POCOMOKEESTNMDBNDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-389MDCORE COMMUNICATIONS, INC.- MD2593SALISBURYESTNMDBNDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-398
443-398-9MDCORE COMMUNICATIONS, INC.- MD2593SYKESVILLENOCLLIKNOWN04/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-412
443-412-0MDCORE COMMUNICATIONS, INC.- MD2593CHURCHVLNOCLLIKNOWN03/01/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-412-4MDCORE COMMUNICATIONS, INC.- MD2593CHURCHVLNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-419
443-419-2MDCORE COMMUNICATIONS, INC.- MD2593GLENWOODNOCLLIKNOWN03/01/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-419-4MDCORE COMMUNICATIONS, INC.- MD2593GLENWOODNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-427MDCORE COMMUNICATIONS, INC.- MD2593PRINCEANNEESTNMDBNDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-428MDCORE COMMUNICATIONS, INC.- MD2593COCKEYSVLBLTMMD91DS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-431
443-431-2MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD07/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-5MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-6MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-431-7MDCORE COMMUNICATIONS, INC.- MD2593RANDALLSTNBLTMMDCHYMD05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-434
443-434-2MDCORE COMMUNICATIONS, INC.- MD2593FEDERALSBGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-434-7MDCORE COMMUNICATIONS, INC.- MD2593FEDERALSBGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-434-8MDCORE COMMUNICATIONS, INC.- MD2593FEDERALSBGNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-439
443-439-5MDCORE COMMUNICATIONS, INC.- MD2593TRAPPENOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-439-7MDCORE COMMUNICATIONS, INC.- MD2593TRAPPENOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-441
443-441-4MDCORE COMMUNICATIONS, INC.- MD2593GLENWOODNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-441-6MDCORE COMMUNICATIONS, INC.- MD2593GLENWOODNOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-446
443-446-1MDCORE COMMUNICATIONS, INC.- MD2593QUEENSTOWNNOCLLIKNOWN04/18/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-446-2MDCORE COMMUNICATIONS, INC.- MD2593QUEENSTOWNNOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-446-6MDCORE COMMUNICATIONS, INC.- MD2593QUEENSTOWNNOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-446-7MDCORE COMMUNICATIONS, INC.- MD2593QUEENSTOWNNOCLLIKNOWN03/15/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-446-8MDCORE COMMUNICATIONS, INC.- MD2593QUEENSTOWNNOCLLIKNOWN04/18/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-446-9MDCORE COMMUNICATIONS, INC.- MD2593QUEENSTOWNNOCLLIKNOWN04/18/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-456
443-456-2MDCORE COMMUNICATIONS, INC.- MD2593EDGEWOODNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-493
443-493-4MDCORE COMMUNICATIONS, INC.- MD2593DELMARNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-493-5MDCORE COMMUNICATIONS, INC.- MD2593DELMARNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-493-6MDCORE COMMUNICATIONS, INC.- MD2593DELMARNOCLLIKNOWN05/24/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-496
443-496-7MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-496-8MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-496-9MDCORE COMMUNICATIONS, INC.- MD2593EASTONNOCLLIKNOWN03/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-497
443-497-7MDCORE COMMUNICATIONS, INC.- MD2593SALISBURYNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-498
443-498-6MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-498-7MDCORE COMMUNICATIONS, INC.- MD2593CATONSVLNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-502
443-502-3MDCORE COMMUNICATIONS, INC.- MD2593HAVREGRACENOCLLIKNOWN05/23/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Balti