Company Name: State:
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-233MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529TOMPKINSVLWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-233
240-233-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529TOMPKINSVLWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-237MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LXTNPKGRMLWASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-237
240-237-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LXTNPKGRMLWASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-249MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529MECHANCSVLWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-249
240-249-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529MECHANCSVLWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-254MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529HUGHESVLWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-254
240-254-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529HUGHESVLWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-256MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LEONARDTNWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-256
240-256-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LEONARDTNWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-257MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529NANJEMOYWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-257
240-257-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529NANJEMOYWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-258MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529RIDGEWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-258
240-258-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529RIDGEWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-284
240-284-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FROSTBURGNOCLLIKNOWN09/30/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-288
240-288-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325THURMONTNOCLLIKNOWN06/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-307
240-307-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325EMMITSBURGNOCLLIKNOWN03/25/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-341
240-341-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BUCKEYSTNNOCLLIKNOWN06/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-382MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX06/11/2009Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-382
240-382-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX06/15/2009Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-533MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-533
240-533-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-533-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-541
240-541-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWN09/24/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-541-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWN09/24/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-541-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWN09/24/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-541-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWN09/24/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-618
240-618-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10NOCLLIKNOWN12/09/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-669
240-669-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN11NOCLLIKNOWN09/17/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-690MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCDTDS111/10/2016Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-690
240-690-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCDTDS111/10/2016Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-725
240-725-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LXTNPKGRMLNOCLLIKNOWN09/06/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-748MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS112/23/2020Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-748
240-748-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS112/28/2020Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-748-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS112/28/2020Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-748-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS112/28/2020Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-748-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS112/28/2020Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-748-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCDTDS112/28/2020Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-762
240-762-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWN04/11/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-803
240-803-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CUMBERLANDNOCLLIKNOWN01/22/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-847
240-847-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3NOCLLIKNOWN05/16/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-849MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX09/08/2021Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-849
240-849-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX09/08/2021Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-849-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX09/08/2021Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-859
240-859-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ASHTON238NOCLLIKNOWN11/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-896
240-896-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNNOCLLIKNOWN08/08/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-906
240-906-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4NOCLLIKNOWN01/16/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-908
240-908-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WALKERSVLNOCLLIKNOWN03/25/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-930
240-930-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325LAUREL238NOCLLIKNOWN08/08/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
240-951MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-951
240-951-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-951-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-952
240-952-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-952-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-953
240-953-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-953-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-954
240-954-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
240-954-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAGERSTOWNFRDRMDFRXAX03/24/2022Prefix Type: CLEC
Switch Name: FREDERICK
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-972
240-972-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325LAUREL238NOCLLIKNOWN02/22/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-985
240-985-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WILLIAMSPTNOCLLIKNOWN02/20/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-225MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/21/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-225
301-225-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-225-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/26/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-265
301-265-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN6NOCLLIKNOWN11/06/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-291
301-291-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14NOCLLIKNOWN06/26/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-337
301-337-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGNOCLLIKNOWN05/07/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-354
301-354-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-354-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN10WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-359
301-359-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WESTERNPTNOCLLIKNOWN02/19/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-378
301-378-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FREDERICKNOCLLIKNOWN08/01/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-409MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCDTDS112/21/2021Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-458MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-458
301-458-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-458-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-463
301-463-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325LONACONINGNOCLLIKNOWN02/23/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-539MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LA PLATAWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-539
301-539-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LA PLATAWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-541MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN5WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-541
301-541-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN5WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-541-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN5WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-541-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN5WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-542MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WALDORFWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-542
301-542-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WALDORFWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-543MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-543
301-543-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-543-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-543-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-543-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-543-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-543-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-547MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-547
301-547-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-547-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-547-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-556MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-556
301-556-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-556-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-556-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-556-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-556-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-612MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WSNG238Z14BLTMMDCHCMD10/11/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-612
301-612-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WSNG238Z14BLTMMDCHCMD10/12/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-623MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-623
301-623-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-623-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-623-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-623-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-623-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-628MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-628
301-628-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-628-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-628-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-628-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-628-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-628-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-634MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-658MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529ASHTON236WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-658
301-658-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529ASHTON236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-666MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-666
301-666-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-677MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-679MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN12WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-679
301-679-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN12WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-683MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-683
301-683-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-683-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-683-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-683-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-683-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-684MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529INDIANHEADWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-684
301-684-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529INDIANHEADWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-685MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529DAMASCS236WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-685
301-685-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529DAMASCS236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-691MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529POOLESVLWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-691
301-691-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529POOLESVLWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-692MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN11WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-692
301-692-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN11WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-692-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN11WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-692-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN11WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-692-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN11WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-692-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN11WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-703
301-703-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325MOUNT AIRYNOCLLIKNOWN05/15/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-715MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z15WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-715
301-715-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z15WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-719MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN16WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-719
301-719-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNGTNZN16WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-720MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529BRANDYWINEWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-720
301-720-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529BRANDYWINEWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-747MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN6WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-747
301-747-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN6WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-803
301-803-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-803-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-803-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-803-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-820MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-820
301-820-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-820-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-821MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-821
301-821-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LAUREL236WASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-823MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-823
301-823-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z13WASHDCDTDS109/11/2008Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-828MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-828
301-828-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2WASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-830MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WSHNGTNZN3WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-830
301-830-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN3NOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-832MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-832
301-832-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN4WASHDCDTDS1N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS100/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-833
301-833-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS106/17/2008Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS106/17/2008Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS106/17/2008Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS106/17/2008Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/08/2003Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/08/2003Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/08/2003Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/08/2003Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-833-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14WASHDCDTDS105/08/2003Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-835
301-835-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FREDERICKNOCLLIKNOWN03/13/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-859
301-859-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325OAKLANDNOCLLIKNOWN03/25/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-867
301-867-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSNG236Z14NOCLLIKNOWN07/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-941
301-941-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529WSHNGTNZN2NOCLLIKNOWN09/06/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-969
301-969-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BRUNSWICKNOCLLIKNOWN09/22/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-994
301-994-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7529LXTNPKGRMLNOCLLIKNOWN10/15/2003Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-275
410-275-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CECILTONNOCLLIKNOWN09/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-316
410-316-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-316-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-372
410-372-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325TOWSONNOCLLIKNOWN11/06/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-390MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325OCEAN CITYSLBRMDSBXUX06/10/2009Prefix Type: CLEC
Switch Name: SALISBURY
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-390
410-390-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325OCEAN CITYSLBRMDSBXUX06/11/2009Prefix Type: CLEC
Switch Name: SALISBURY
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-401
410-401-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BRYNPKLNCMNOCLLIKNOWN04/30/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-423MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIABLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-427MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325TOWSONBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-482
410-482-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GREENSBORONOCLLIKNOWN09/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-510MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FORKBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-510
410-510-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FORKBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-510-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FORKBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-513MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKVILLEBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-513
410-513-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-513-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-513-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-513-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-559MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PIKESVILLEBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-559
410-559-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PIKESVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-559-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PIKESVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-559-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PIKESVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-559-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PIKESVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-559-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PIKESVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-564MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELKRIDGEBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-564
410-564-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELKRIDGEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-564-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELKRIDGEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-564-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELKRIDGEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-565
410-565-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ARBUTUSNOCLLIKNOWN09/21/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-568MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-568
410-568-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-568-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-568-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-568-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-568-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-568-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-582
410-582-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIENOCLLIKNOWN04/06/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-582-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIENOCLLIKNOWN04/06/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-600
410-600-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BERLINNOCLLIKNOWN09/22/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-631
410-631-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN09/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-648
410-648-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GALENANOCLLIKNOWN09/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-649MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-649
410-649-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-649-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-682
410-682-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ESSEXNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-682-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ESSEXNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-689MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-689
410-689-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-689-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-689-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-689-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-689-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-689-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-689-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-741
410-741-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WEST RIVERNOCLLIKNOWN07/05/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-745
410-745-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325STMICHAELSNOCLLIKNOWN06/20/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-773
410-773-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-773-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-773-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-773-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-776MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BEL AIRBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-776
410-776-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BEL AIRBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-776-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BEL AIRBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-818
410-818-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-818-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CATONSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-831
410-831-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SALISBURYNOCLLIKNOWN06/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-843MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-849
410-849-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SHERWD FORNOCLLIKNOWN07/05/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-862
410-862-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WATERLO236NOCLLIKNOWN08/15/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-918
410-918-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ESSEXNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-951MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMOREBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-972MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ANNAPOLISBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-972
410-972-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ANNAPOLISBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-972-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ANNAPOLISBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-972-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ANNAPOLISBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-972-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ANNAPOLISBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-231MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ESSEXBLTMMDCHCMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-231
443-231-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ESSEXBLTMMDCHCMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-249
443-249-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325STEVENSVLNOCLLIKNOWN06/20/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-258
443-258-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325EASTONNOCLLIKNOWN06/20/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-267MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325DARLINGTONBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-267
443-267-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325DARLINGTONBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-272MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325RANDALLSTNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-272
443-272-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325RANDALLSTNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-273MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325REISTERSTNCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-273
443-273-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325REISTERSTNCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-273-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325REISTERSTNCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-292
443-292-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CROFTONNOCLLIKNOWN07/05/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-295
443-295-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PRINCEFRCKNOCLLIKNOWN07/05/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-297MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ARBUTUSBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-297
443-297-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ARBUTUSBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-301
443-301-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN09/06/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-301-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN09/06/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-343MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325MILLERSVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-343
443-343-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325MILLERSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-348MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WOODLAWNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-348
443-348-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WOODLAWNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-348-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WOODLAWNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-348-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WOODLAWNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-360MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ABERDEENBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-360
443-360-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ABERDEENBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-364MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELLICOTTCYCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-364
443-364-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELLICOTTCYCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-376MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325DUNDALKBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-376
443-376-0MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325DUNDALKBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-402MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325EDGEWOODBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-402
443-402-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325EDGEWOODBLTMMDFMDS010/28/2002Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-402-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325EDGEWOODBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-404
443-404-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SOLOMONSNOCLLIKNOWN01/26/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-406MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELKTONBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-406
443-406-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ELKTONBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-412MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHURCHVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-412
443-412-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHURCHVLBLTMMDFMDS008/15/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-412-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHURCHVLBLTMMDFMDS008/15/2008Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-412-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHURCHVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-417MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FALLSTONBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-417
443-417-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FALLSTONBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-424MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CARDIFFBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-424
443-424-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CARDIFFBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-425MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKVILLEBLTMMDCHCMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-425
443-425-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKVILLEBLTMMDCHCMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-434
443-434-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325FEDERALSBGNOCLLIKNOWN06/20/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-437MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325POCOMOKESLBRMDSBXUX11/01/2004Prefix Type: CLEC
Switch Name: SALISBURY
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-437
443-437-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325POCOMOKESLBRMDSBXUX03/06/2012Prefix Type: CLEC
Switch Name: SALISBURY
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-441MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENWOODBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-441
443-441-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENWOODBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-448
443-448-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325DENTONNOCLLIKNOWN05/07/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-457MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BRYNPKLNCMBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-457
443-457-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BRYNPKLNCMBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-489MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHASEBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-489
443-489-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHASEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-502MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAVREGRACEBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-502
443-502-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAVREGRACEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-507MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAMPSTEADBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-507
443-507-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325HAMPSTEADBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-515
443-515-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CAMBRIDGENOCLLIKNOWN06/20/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-533MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325JARRETTSVLBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-533
443-533-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325JARRETTSVLBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-566
443-566-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHESAPKECYNOCLLIKNOWN09/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-620MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WATERLO238CLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-620
443-620-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WATERLO238CLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-648MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ESSEXBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-648
443-648-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ESSEXBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-662
443-662-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SPARKSGLNCNOCLLIKNOWN06/29/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-666
443-666-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CHESTERTNNOCLLIKNOWN09/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-671MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325NEWWINDSORBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-671
443-671-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325NEWWINDSORBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-672MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKTONBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-672
443-672-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PARKTONBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-674MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325NORTH EASTBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-674
443-674-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325NORTH EASTBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-679MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SEVERNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-679
443-679-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SEVERNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-693MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PERRYVILLEBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-693
443-693-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PERRYVILLEBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-698MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ODENTONBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-698
443-698-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ODENTONBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-706
443-706-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325CRISFIELDNOCLLIKNOWN09/08/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-731MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PT DEPOSITBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-731
443-731-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PT DEPOSITBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-732MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SILVER RUNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-732
443-732-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SILVER RUNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-733MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WATERLO238CLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-733
443-733-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WATERLO238CLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-764
443-764-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIENOCLLIKNOWN06/15/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-784MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ARGRGBSNISBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-784
443-784-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325ARGRGBSNISBLTMMDFMDS010/21/2004Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-880MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SALISBURYSLBRMDSBXUX00/00/0000Prefix Type: CLEC
Switch Name: SALISBURY
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-880
443-880-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SALISBURYSLBRMDSBXUXN/APrefix Type: CLEC
Switch Name: SALISBURY
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-883MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDCHCMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-883
443-883-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDCHCMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-886MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-886
443-886-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-886-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-888
443-888-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325PRINCEANNENOCLLIKNOWN03/14/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-896MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIABLTMMDCHCMD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-896
443-896-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIABLTMMDCHCMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-896-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIABLTMMDCHCMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-896-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIABLTMMDCHCMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-914MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WORTHINGTNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-914
443-914-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WORTHINGTNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-918MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325TANEYTOWNBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-918
443-918-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325TANEYTOWNBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-920MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SYKESVILLECLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-920
443-920-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SYKESVILLECLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-933MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLCLMAMDNIDS104/20/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-933
443-933-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COCKEYSVLCLMAMDNIDS104/21/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-937MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325UNION BDGBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-937
443-937-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325UNION BDGBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-942MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SEVERNA PKCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-942
443-942-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SEVERNA PKCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-943MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SPARROWSPTBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-943
443-943-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325SPARROWSPTBLTMMDFMDS0N/APrefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-964
443-964-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325NORTHBEACHNOCLLIKNOWN07/05/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-974MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325WESTMINSTRBLTMMDFMDS000/00/0000Prefix Type: CLEC
Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-974
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Switch Name: BALTIMORE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-205
667-205-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/16/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-205-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/16/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-205-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/16/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-205-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/16/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-205-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/16/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-208
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LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-208-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/17/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
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Tandem: N/A
Detailed Switch Info
667-208-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/17/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-208-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/17/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-208-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/17/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-208-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN01/29/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-208-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN01/29/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-208-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/17/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-208-9MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN04/17/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-210
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-232MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325GLENBURNIEBLTMMDCHCMD04/04/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-232
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Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-234
667-234-1MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-234-2MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-234-3MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-234-4MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-234-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-234-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-234-7MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-234-8MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN05/08/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-274
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-285
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Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-318
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Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-337
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Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-786MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIACLMAMDNIDS111/04/2015Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-786
667-786-5MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIACLMAMDNIDS111/05/2015Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-786-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325COLUMBIACLMAMDNIDS111/05/2015Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-895
667-895-6MDTELEPORT COMMUNICATIONS AMERIC (AT&T)7325BALTIMORENOCLLIKNOWN10/29/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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