| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 410-205 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-205-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/03/2008 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-1 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 06/16/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-2 | MD | XO MARYLAND, LLC (Verizon Communications) | 4773 | PIKESVILLE | BLTMMDSNDS5 | 08/28/2009 | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 06/15/2015 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-4 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 09/24/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-5 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 01/26/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-6 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 01/26/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-7 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 11/19/2008 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-8 | MD | BROADVIEW NETWORKS, INC. - MD (Windstream Holdings) | 9170 | PIKESVILLE | NOCLLIKNOWN | 02/16/2010 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-205-9 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 11/12/2008 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-345-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/20/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-345-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | OWMLMDOMDS0 | 02/20/2024 | Prefix Type: WIRELESS Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-356 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-363 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-413-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 05/02/2014 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-3 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 02/18/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-6 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 01/31/2014 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-7 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 05/22/2017 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-8 | MD | VDL, INC. DBA GLOBAL TELECOM BROKERS - MD | 4492 | PIKESVILLE | NOCLLIKNOWN | 09/28/2017 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-413-9 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-415-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-1 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 11/26/2008 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-3 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 01/31/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-8 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: CLEC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-415-9 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 03/30/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-484 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-486 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-504-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-1 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 09/27/2005 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/09/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/09/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/09/2005 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-5 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 06/30/2005 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-6 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 09/27/2005 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/22/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-8 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | N/A | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-504-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/30/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | PIKESVILLE | BLTMMDFMDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-559-0 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | PIKESVILLE | BLTMMDFMDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-1 | MD | TELNYX LLC | 073H | PIKESVILLE | NOCLLIKNOWN | 03/02/2017 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-2 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | PIKESVILLE | BLTMMDFMDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-3 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | PIKESVILLE | BLTMMDFMDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-4 | MD | ONVOY SPECTRUM, LLC (Inteliquent) | 624H | PIKESVILLE | NOCLLIKNOWN | 10/13/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-5 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | PIKESVILLE | BLTMMDFMDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-6 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 10/27/2015 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-7 | MD | TERRA NOVA TELECOM INC. | 145J | PIKESVILLE | NOCLLIKNOWN | 08/26/2021 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-8 | MD | TELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T) | 7325 | PIKESVILLE | BLTMMDFMDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-559-9 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 03/16/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/10/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-577-0 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-577-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 05/12/2005 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-580 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-581 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-602 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-653 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-654 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-753-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-2 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 12/16/2004 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-3 | MD | VDL, INC. DBA GLOBAL TELECOM BROKERS - MD | 4492 | PIKESVILLE | NOCLLIKNOWN | 10/17/2003 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-4 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 01/27/2003 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-5 | MD | ONVOY SPECTRUM, LLC (Inteliquent) | 624H | PIKESVILLE | NOCLLIKNOWN | 10/13/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 08/25/2011 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-7 | MD | ONVOY SPECTRUM, LLC (Inteliquent) | 624H | PIKESVILLE | NOCLLIKNOWN | 10/13/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-8 | MD | ATX TELECOMMUNICATIONS SERVICES, LTD. | 1958 | PIKESVILLE | NOCLLIKNOWN | 02/03/2003 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-753-9 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-902 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 410-998-0 | MD | TERRA NOVA TELECOM INC. | 145J | PIKESVILLE | NOCLLIKNOWN | 01/17/2024 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-6 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-7 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 410-998-9 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | N/A | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 05/15/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-204-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 05/16/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 05/16/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 05/16/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 05/16/2003 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 01/12/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 01/08/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/22/2006 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 01/08/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-8 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 10/14/2003 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-204-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/17/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-213-0 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 08/22/2006 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-1 | MD | XO MARYLAND, LLC (Verizon Communications) | 4773 | PIKESVILLE | BLTMMDSNDS5 | 07/11/2006 | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 08/13/2003 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 08/13/2003 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/20/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-5 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 06/13/2014 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 08/13/2003 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-7 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDSA | 11/25/2016 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-8 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 06/16/2011 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-213-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/20/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | BLTMMDCHYMD | 00/00/0000 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-264-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 10/06/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 10/06/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-2 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | BLTMMDCHYMD | 03/14/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-3 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 05/02/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-4 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 05/11/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-5 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | BLTMMDCHYMD | 05/23/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-6 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | BLTMMDCHYMD | 05/23/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-7 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | BLTMMDCHYMD | 05/23/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-8 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 06/25/2018 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-264-9 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | BLTMMDCHYMD | 10/11/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | 03/14/2001 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-334-0 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 03/04/2004 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 09/26/2003 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-3 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 09/26/2003 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-4 | MD | CTC COMMUNICATIONS CORP. - MD (Windstream Holdings) | 2697 | PIKESVILLE | NOCLLIKNOWN | 02/10/2005 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-5 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 10/18/2013 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-6 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 08/09/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/26/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-8 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 11/20/2007 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-334-9 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 00/00/0000 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-352-0 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 08/29/2007 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-1 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 08/02/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-2 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 03/14/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-3 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 08/01/2007 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-4 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 09/26/2003 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 09/26/2003 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-6 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 03/14/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-7 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-8 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 08/01/2007 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-352-9 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 08/02/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-357-0 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-1 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | PIVLMDPKDS1 | N/A | Prefix Type: RBOC Switch Name: PIKESVILLE Switch Type: Northern Telecom DMS10S LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-2 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-3 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-4 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 03/14/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-5 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-6 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-7 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 03/14/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-8 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-357-9 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 04/05/2019 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 02/23/2007 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-379-0 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 02/26/2007 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/30/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/06/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/29/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-4 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 04/20/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-5 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | 01/10/2011 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 01/24/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/29/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-8 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 04/20/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-379-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/29/2010 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-394 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 00/00/0000 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-450-0 | MD | BARR TELL USA, INC. | 964H | PIKESVILLE | NOCLLIKNOWN | 11/18/2016 | Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-1 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 07/05/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/21/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-3 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 07/05/2013 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-4 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-5 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 08/25/2015 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-6 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 12/29/2017 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-7 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 06/10/2019 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 11/13/2014 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-450-9 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 12/15/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-471-0 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-1 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-2 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-3 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-4 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-5 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/26/2007 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-7 | MD | US LEC OF MARYLAND, INC. | 2589 | PIKESVILLE | CLMAMDJTDS0 | N/A | Prefix Type: CLEC Switch Name: COLUMBIA Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-8 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | NOCLLIKNOWN | 09/13/2007 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-471-9 | MD | TERRA NOVA TELECOM INC. | 145J | PIKESVILLE | NOCLLIKNOWN | 10/03/2022 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501 | MD | GLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc) | 6050 | PIKESVILLE | BLTOMDXIDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-501-0 | MD | GLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc) | 6050 | PIKESVILLE | BLTOMDXIDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-1 | MD | GLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc) | 6050 | PIKESVILLE | BLTOMDXIDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-2 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 09/12/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-3 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 06/12/2007 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-4 | MD | GLOBAL CROSSING LOCAL SERVICES, INC. - MD (CenturyLink, Inc) | 6050 | PIKESVILLE | BLTOMDXIDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-5 | MD | TERRA NOVA TELECOM INC. | 145J | PIKESVILLE | NOCLLIKNOWN | 03/09/2022 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-6 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 02/25/2014 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-7 | MD | CENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc) | 508J | PIKESVILLE | BLTMMDDN2MD | 03/06/2014 | Prefix Type: IPES Switch Name: GLENBURNIE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-8 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 03/04/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-501-9 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 09/14/2012 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | 05/10/2001 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-544-0 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-1 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-2 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-3 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 10/10/2022 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/08/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-6 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-7 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 03/29/2013 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-8 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-544-9 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-548-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-3 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 10/14/2014 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-7 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-8 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-548-9 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDCDDS0 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 05/18/2001 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-641-0 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | PIKESVILLE | NOCLLIKNOWN | 04/04/2013 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-1 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-2 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 09/13/2004 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/26/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/26/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-5 | MD | VERIZON MARYLAND, INC. (Verizon Communications) | 9212 | PIKESVILLE | OWMLMDOMDS0 | 09/13/2004 | Prefix Type: RBOC Switch Name: OWINGS MILLS Switch Type: NTDMS100 LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2011 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-8 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | PIKESVILLE | NOCLLIKNOWN | 04/04/2013 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-641-9 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 00/00/0000 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-660-0 | MD | IP HORIZON LLC | 515J | PIKESVILLE | NOCLLIKNOWN | 08/12/2013 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 05/19/2005 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 05/19/2005 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-3 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 05/19/2005 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 05/19/2005 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 08/24/2012 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-7 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 09/12/2012 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-8 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 05/08/2006 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-660-9 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | N/A | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-738-0 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-1 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-2 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-3 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-4 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 08/06/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-5 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 08/06/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-6 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 08/02/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-7 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-8 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-738-9 | MD | PAETEC COMMUNICATIONS, INC. - MD (Windstream Communications) | 4716 | PIKESVILLE | BLTMMDCHW29 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDSN5MD | 00/00/0000 | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-796-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDSN5MD | N/A | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/13/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-2 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 10/11/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 12/09/2015 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDSN5MD | N/A | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/12/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 10/27/2014 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-7 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PIKESVILLE | BLTMMDSN5MD | N/A | Prefix Type: CLEC Switch Name: BRYNPKLNCM Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 07/15/2015 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-796-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/13/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc) | 7591 | PIKESVILLE | BLTMMDDNDS2 | 00/00/0000 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-870-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 09/10/2014 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 09/10/2014 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-2 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc) | 7591 | PIKESVILLE | BLTMMDDNDS2 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-3 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 09/18/2006 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-4 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 12/15/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-5 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 12/15/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-6 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc) | 7591 | PIKESVILLE | BLTMMDDNDS2 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-7 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc) | 7591 | PIKESVILLE | BLTMMDDNDS2 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-8 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc) | 7591 | PIKESVILLE | BLTMMDDNDS2 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-870-9 | MD | LEVEL 3 TELECOM OF MARYLAND, LLC - MD (CenturyLink, Inc) | 7591 | PIKESVILLE | BLTMMDDNDS2 | N/A | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 12/08/2005 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-898-0 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | PIKESVILLE | NOCLLIKNOWN | 10/11/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-1 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 10/12/2011 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 02/15/2008 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 08/03/2015 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-4 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 08/08/2014 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-5 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 08/02/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-6 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 01/15/2016 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-7 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 08/02/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-8 | MD | COMCAST IP PHONE, LLC | 318J | PIKESVILLE | BLTMMDCHXFX | 12/29/2014 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-898-9 | MD | LEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc) | 6119 | PIKESVILLE | BLTMMDSN6MD | 11/26/2008 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 04/20/2001 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-929-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-3 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 04/10/2006 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 08/14/2007 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-5 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 03/24/2008 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-6 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-7 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 05/19/2008 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 01/10/2007 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-929-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | N/A | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | 08/21/2001 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 443-940-0 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-1 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-2 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-3 | MD | TWILIO INTERNATIONAL, INC. | 506J | PIKESVILLE | NOCLLIKNOWN | 12/01/2020 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-4 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-5 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 08/24/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-6 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 08/24/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/21/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-8 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 08/13/2020 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 443-940-9 | MD | CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications) | 3910 | PIKESVILLE | HNVAMDBHAMD | N/A | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273 | MD | CSC WIRELESS, LLC | 425J | PIKESVILLE | PIVLMDPKY0X | 10/09/2019 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 667-273-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 04/15/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 06/11/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-2 | MD | CSC WIRELESS, LLC | 425J | PIKESVILLE | PIVLMDPKY0X | 10/10/2019 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-3 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 02/25/2022 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-4 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 02/25/2022 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-5 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 02/25/2022 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-6 | MD | ONVOY SPECTRUM, LLC (Inteliquent) | 624H | PIKESVILLE | NOCLLIKNOWN | 04/24/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/21/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 08/25/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-273-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 08/25/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 05/10/2013 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 667-305-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 01/07/2016 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-1 | MD | NUSO, LLC | 551G | PIKESVILLE | BLTMMDCHDMD | 05/15/2013 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-2 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 05/12/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-3 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 05/12/2015 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/17/2015 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/17/2015 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/22/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/22/2016 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 06/16/2016 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-305-9 | MD | IP HORIZON LLC | 515J | PIKESVILLE | NOCLLIKNOWN | 05/03/2016 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/16/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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| 667-313-0 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-1 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-2 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-3 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-4 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-5 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-6 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-7 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-8 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-313-9 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications) | 7228 | PIKESVILLE | BLTOMDKHDS0 | 12/17/2015 | Prefix Type: CLEC Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/13/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-429 | |||||||
| 667-429-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/13/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/13/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/05/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/05/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/05/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/02/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/02/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/02/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/02/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-429-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/02/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/05/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-430 | |||||||
| 667-430-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 06/14/2023 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-1 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 07/12/2023 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-2 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 07/12/2023 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-3 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 07/12/2023 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-4 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 07/12/2023 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-5 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 07/12/2023 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-6 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 07/12/2023 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/05/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/05/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-430-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 04/05/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCH40Z | 07/20/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-439 | |||||||
| 667-439-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 10/06/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCH40Z | 10/06/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCH40Z | 10/06/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-3 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCH40Z | 10/06/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCH40Z | 10/06/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-439-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCH40Z | 07/20/2023 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-460 | |||||||
| 667-460-0 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 01/30/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-1 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 01/30/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-2 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 01/30/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/20/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 02/20/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-5 | MD | PEERLESS NETWORK OF MARYLAND, LLC | 568G | PIKESVILLE | NOCLLIKNOWN | 01/25/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-460-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/28/2023 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-471 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-471 | |||||||
| 667-471-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-471-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-471-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-471-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-471-7 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-471-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-471-9 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 03/14/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622 | MD | TON80 COMMUNICATIONS, LLC | 516J | PIKESVILLE | BLTQMD01BMD | 03/23/2022 | Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-622 | |||||||
| 667-622-0 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/13/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-1 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/13/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/13/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 07/13/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/21/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 09/21/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-6 | MD | TON80 COMMUNICATIONS, LLC | 516J | PIKESVILLE | BLTQMD01BMD | 03/23/2022 | Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-7 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 08/04/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-8 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 08/04/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-622-9 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 08/04/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755 | MD | QUANTUM TELECOMMUNICATIONS, INC. - MD | 2596 | PIKESVILLE | BLTMMDCHX3Y | 09/29/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-755 | |||||||
| 667-755-0 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 12/02/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-1 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 12/02/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-2 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 12/02/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-3 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 12/02/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-4 | MD | ONVOY, LLC - MD (Inteliquent) | 876D | PIKESVILLE | NOCLLIKNOWN | 09/16/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-5 | MD | QUANTUM TELECOMMUNICATIONS, INC. - MD | 2596 | PIKESVILLE | BLTMMDCHX3Y | 09/29/2021 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-6 | MD | ONVOY SPECTRUM, LLC (Inteliquent) | 624H | PIKESVILLE | NOCLLIKNOWN | 01/09/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-7 | MD | ONVOY SPECTRUM, LLC (Inteliquent) | 624H | PIKESVILLE | NOCLLIKNOWN | 01/09/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-8 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 12/02/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-755-9 | MD | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc) | 6855 | PIKESVILLE | BLTMMDCHXWY | 12/02/2021 | Prefix Type: PCS Switch Name: BALTIMORE Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877 | MD | COMMIO, LLC | 939H | PIKESVILLE | BLTMMDSNFMD | 09/15/2022 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| Thousands block for 667-877 | |||||||
| 667-877-0 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 10/18/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-1 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 10/18/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-2 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-3 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-4 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-5 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-6 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-7 | MD | COMMIO, LLC | 939H | PIKESVILLE | BLTMMDSNFMD | 09/15/2022 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-8 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | PIKESVILLE | CLMAMDORGT0 | 11/15/2022 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
| 667-877-9 | MD | BANDWIDTH.COM CLEC, LLC - MD | 071F | PIKESVILLE | NOCLLIKNOWN | 10/18/2022 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Baltimore MD (238) Tandem: N/A Detailed Switch Info |
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Last Updated: Sat Apr 20 05:06:36 2024