Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
Thousands block for 240-712
240-712-6MDUS LEC OF MARYLAND, INC.2589LAUREL238CLMAMDJTDS007/11/2013Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-306
410-306-7MDUS LEC OF MARYLAND, INC.2589ABERDEENCLMAMDJTDS002/12/2005Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-372
410-372-6MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS010/20/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-394
410-394-7MDUS LEC OF MARYLAND, INC.2589SOLOMONSCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-635
410-635-5MDUS LEC OF MARYLAND, INC.2589NEWWINDSORCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-710
410-710-6MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS012/27/2005Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-762
410-762-2MDUS LEC OF MARYLAND, INC.2589GLENBURNIECLMAMDJTDS010/20/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-849
410-849-4MDUS LEC OF MARYLAND, INC.2589SHERWD FORCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-212MDUS LEC OF MARYLAND, INC.2589SPARKSGLNCCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-212
443-212-1MDUS LEC OF MARYLAND, INC.2589SPARKSGLNCCLMAMDJTDS003/04/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-228MDUS LEC OF MARYLAND, INC.2589CHASECLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-228
443-228-0MDUS LEC OF MARYLAND, INC.2589CHASECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-228-1MDUS LEC OF MARYLAND, INC.2589CHASECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-228-2MDTWILIO INTERNATIONAL, INC.506JCHASECLMAMDJTDS011/25/2020Prefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-228-3MDBANDWIDTH.COM CLEC, LLC - MD071FCHASECLMAMDJTDS012/22/2020Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-228-9MDONVOY SPECTRUM, LLC (Inteliquent)624HCHASECLMAMDJTDS001/27/2021Prefix Type: WIRELESS
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-242
443-242-2MDUS LEC OF MARYLAND, INC.2589SPARROWSPTCLMAMDJTDS005/17/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-261
443-261-1MDUS LEC OF MARYLAND, INC.2589SEVERNA PKCLMAMDJTDS003/25/2002Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-261-2MDUS LEC OF MARYLAND, INC.2589SEVERNA PKCLMAMDJTDS007/26/2010Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-267
443-267-1MDUS LEC OF MARYLAND, INC.2589DARLINGTONCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-278
443-278-7MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS004/20/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-295
443-295-1MDUS LEC OF MARYLAND, INC.2589PRINCEFRCKCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-297
443-297-1MDUS LEC OF MARYLAND, INC.2589ARBUTUSCLMAMDJTDS005/02/2012Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-320
443-320-7MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS003/01/2012Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-327
443-327-1MDUS LEC OF MARYLAND, INC.2589ABERDEENCLMAMDJTDS004/30/2002Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-332
443-332-4MDUS LEC OF MARYLAND, INC.2589CROFTONCLMAMDJTDS011/07/2002Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-343
443-343-1MDUS LEC OF MARYLAND, INC.2589MILLERSVLCLMAMDJTDS006/18/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-351MDUS LEC OF MARYLAND, INC.2589ODENTONCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-351
443-351-0MDUS LEC OF MARYLAND, INC.2589ODENTONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-351-1MDUS LEC OF MARYLAND, INC.2589ODENTONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-351-2MDUS LEC OF MARYLAND, INC.2589ODENTONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-351-3MDUS LEC OF MARYLAND, INC.2589ODENTONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-351-9MDUS LEC OF MARYLAND, INC.2589ODENTONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-372MDUS LEC OF MARYLAND, INC.2589EDGEWOODCLMAMDJTDS003/19/2001Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-372
443-372-0MDUS LEC OF MARYLAND, INC.2589EDGEWOODCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-372-1MDUS LEC OF MARYLAND, INC.2589EDGEWOODCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-372-2MDUS LEC OF MARYLAND, INC.2589EDGEWOODCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-372-3MDUS LEC OF MARYLAND, INC.2589EDGEWOODCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-372-9MDUS LEC OF MARYLAND, INC.2589EDGEWOODCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-378
443-378-3MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS001/13/2006Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-412
443-412-1MDUS LEC OF MARYLAND, INC.2589CHURCHVLCLMAMDJTDS012/16/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-417
443-417-2MDUS LEC OF MARYLAND, INC.2589FALLSTONCLMAMDJTDS003/07/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-419
443-419-1MDUS LEC OF MARYLAND, INC.2589GLENWOODCLMAMDJTDS002/17/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-424
443-424-1MDUS LEC OF MARYLAND, INC.2589CARDIFFCLMAMDJTDS001/13/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-426
443-426-5MDUS LEC OF MARYLAND, INC.2589RANDALLSTNCLMAMDJTDS002/07/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-452MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS009/07/2005Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-452
443-452-1MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS009/12/2005Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-457
443-457-1MDUS LEC OF MARYLAND, INC.2589BRYNPKLNCMCLMAMDJTDS003/03/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-461MDUS LEC OF MARYLAND, INC.2589PARKVILLECLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-461
443-461-0MDUS LEC OF MARYLAND, INC.2589PARKVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-461-1MDUS LEC OF MARYLAND, INC.2589PARKVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-461-2MDUS LEC OF MARYLAND, INC.2589PARKVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-461-3MDUS LEC OF MARYLAND, INC.2589PARKVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-461-9MDUS LEC OF MARYLAND, INC.2589PARKVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-470MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS004/29/2008Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-470
443-470-1MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS005/02/2008Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-470-4MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS005/11/2010Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-471MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-471
443-471-0MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-471-1MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-471-2MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-471-3MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-471-4MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-471-5MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-471-7MDUS LEC OF MARYLAND, INC.2589PIKESVILLECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-481MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-481
443-481-1MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-481-3MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-481-4MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-481-5MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-481-6MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-487
443-487-5MDUS LEC OF MARYLAND, INC.2589WESTMINSTRCLMAMDJTDS010/29/2002Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-502
443-502-1MDUS LEC OF MARYLAND, INC.2589HAVREGRACECLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-507
443-507-1MDUS LEC OF MARYLAND, INC.2589HAMPSTEADCLMAMDJTDS006/26/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-514
443-514-0MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-1MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-2MDUS LEC OF MARYLAND, INC.2589CATONSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228CATONSVLCLMAMDJTDS004/20/2021Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-514-9MDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)6855CATONSVLCLMAMDJTDS005/08/2021Prefix Type: PCS
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-533
443-533-1MDUS LEC OF MARYLAND, INC.2589JARRETTSVLCLMAMDJTDS002/06/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-539MDUS LEC OF MARYLAND, INC.2589COLUMBIACLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-539
443-539-0MDUS LEC OF MARYLAND, INC.2589COLUMBIACLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-539-1MDUS LEC OF MARYLAND, INC.2589COLUMBIACLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-539-2MDUS LEC OF MARYLAND, INC.2589COLUMBIACLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-539-3MDUS LEC OF MARYLAND, INC.2589COLUMBIACLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-539-9MDUS LEC OF MARYLAND, INC.2589COLUMBIACLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-549MDUS LEC OF MARYLAND, INC.2589DUNDALKCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-549
443-549-0MDUS LEC OF MARYLAND, INC.2589DUNDALKCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-549-1MDUS LEC OF MARYLAND, INC.2589DUNDALKCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-549-2MDUS LEC OF MARYLAND, INC.2589DUNDALKCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-549-3MDUS LEC OF MARYLAND, INC.2589DUNDALKCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-549-9MDUS LEC OF MARYLAND, INC.2589DUNDALKCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-550
443-550-2MDUS LEC OF MARYLAND, INC.2589NORTHBEACHCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-561MDUS LEC OF MARYLAND, INC.2589ELKRIDGECLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-561
443-561-0MDUS LEC OF MARYLAND, INC.2589ELKRIDGECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-561-1MDUS LEC OF MARYLAND, INC.2589ELKRIDGECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-561-2MDUS LEC OF MARYLAND, INC.2589ELKRIDGECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-561-3MDUS LEC OF MARYLAND, INC.2589ELKRIDGECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-561-9MDUS LEC OF MARYLAND, INC.2589ELKRIDGECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-573
443-573-0MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573-1MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573-2MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573-3MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573-4MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573-6MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573-8MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-573-9MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-574MDUS LEC OF MARYLAND, INC.2589ELLICOTTCYCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-574
443-574-0MDUS LEC OF MARYLAND, INC.2589ELLICOTTCYCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-574-1MDUS LEC OF MARYLAND, INC.2589ELLICOTTCYCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-574-2MDUS LEC OF MARYLAND, INC.2589ELLICOTTCYCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-574-3MDUS LEC OF MARYLAND, INC.2589ELLICOTTCYCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-574-9MDUS LEC OF MARYLAND, INC.2589ELLICOTTCYCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-577MDUS LEC OF MARYLAND, INC.2589GLENBURNIECLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-577
443-577-0MDUS LEC OF MARYLAND, INC.2589GLENBURNIECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-577-1MDUS LEC OF MARYLAND, INC.2589GLENBURNIECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-577-2MDUS LEC OF MARYLAND, INC.2589GLENBURNIECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-577-3MDUS LEC OF MARYLAND, INC.2589GLENBURNIECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-577-9MDUS LEC OF MARYLAND, INC.2589GLENBURNIECLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-579MDUS LEC OF MARYLAND, INC.2589ESSEXCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-579
443-579-0MDUS LEC OF MARYLAND, INC.2589ESSEXCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-579-1MDUS LEC OF MARYLAND, INC.2589ESSEXCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-579-2MDUS LEC OF MARYLAND, INC.2589ESSEXCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-579-3MDUS LEC OF MARYLAND, INC.2589ESSEXCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-579-9MDUS LEC OF MARYLAND, INC.2589ESSEXCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-589MDUS LEC OF MARYLAND, INC.2589COCKEYSVLCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-589
443-589-0MDUS LEC OF MARYLAND, INC.2589COCKEYSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-589-1MDUS LEC OF MARYLAND, INC.2589COCKEYSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-589-2MDUS LEC OF MARYLAND, INC.2589COCKEYSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-589-3MDUS LEC OF MARYLAND, INC.2589COCKEYSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-589-9MDUS LEC OF MARYLAND, INC.2589COCKEYSVLCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-607
443-607-1MDUS LEC OF MARYLAND, INC.2589WEST RIVERCLMAMDJTDS002/06/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-609
443-609-1MDUS LEC OF MARYLAND, INC.2589SYKESVILLECLMAMDJTDS002/06/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-625
443-625-5MDUS LEC OF MARYLAND, INC.2589FORKCLMAMDJTDS010/29/2002Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-627
443-627-2MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS001/09/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-632MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-632
443-632-0MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-632-1MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-632-2MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-632-3MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-632-9MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-640MDUS LEC OF MARYLAND, INC.2589BEL AIRCLMAMDJTDS005/18/2001Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-640
443-640-0MDUS LEC OF MARYLAND, INC.2589BEL AIRCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-640-1MDUS LEC OF MARYLAND, INC.2589BEL AIRCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-640-2MDUS LEC OF MARYLAND, INC.2589BEL AIRCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-640-3MDUS LEC OF MARYLAND, INC.2589BEL AIRCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-648
443-648-2MDUS LEC OF MARYLAND, INC.2589ESSEXCLMAMDJTDS005/17/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-649MDUS LEC OF MARYLAND, INC.2589SPARROWSPTCLMAMDJTDS006/20/2001Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-649
443-649-0MDUS LEC OF MARYLAND, INC.2589SPARROWSPTCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-649-1MDUS LEC OF MARYLAND, INC.2589SPARROWSPTCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-649-2MDUS LEC OF MARYLAND, INC.2589SPARROWSPTCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-649-3MDUS LEC OF MARYLAND, INC.2589SPARROWSPTCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-649-9MDUS LEC OF MARYLAND, INC.2589SPARROWSPTCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-650
443-650-5MDUS LEC OF MARYLAND, INC.2589REISTERSTNCLMAMDJTDS002/07/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-674
443-674-1MDUS LEC OF MARYLAND, INC.2589NORTH EASTCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-679
443-679-1MDUS LEC OF MARYLAND, INC.2589SEVERNCLMAMDJTDS003/28/2002Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-683
443-683-8MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS010/19/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-693
443-693-1MDUS LEC OF MARYLAND, INC.2589PERRYVILLECLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-702
443-702-4MDUS LEC OF MARYLAND, INC.2589ARGRGBSNISCLMAMDJTDS005/17/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-732
443-732-1MDUS LEC OF MARYLAND, INC.2589SILVER RUNCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-733
443-733-1MDUS LEC OF MARYLAND, INC.2589WATERLO238CLMAMDJTDS002/07/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-743
443-743-1MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS006/20/2008Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-747
443-747-2MDUS LEC OF MARYLAND, INC.2589PT DEPOSITCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-760
443-760-3MDUS LEC OF MARYLAND, INC.2589ABERDEENCLMAMDJTDS002/24/2010Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-769
443-769-1MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS012/03/2008Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-770
443-770-1MDUS LEC OF MARYLAND, INC.2589ARGRGBSNISCLMAMDJTDS012/16/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-780MDUS LEC OF MARYLAND, INC.2589WOODLAWNCLMAMDJTDS007/23/2001Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-780
443-780-0MDUS LEC OF MARYLAND, INC.2589WOODLAWNCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-780-1MDUS LEC OF MARYLAND, INC.2589WOODLAWNCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-780-2MDUS LEC OF MARYLAND, INC.2589WOODLAWNCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-780-3MDUS LEC OF MARYLAND, INC.2589WOODLAWNCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-780-9MDUS LEC OF MARYLAND, INC.2589WOODLAWNCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-798
443-798-7MDUS LEC OF MARYLAND, INC.2589TOWSONCLMAMDJTDS008/14/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-825
443-825-3MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS004/13/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-833MDUS LEC OF MARYLAND, INC.2589ARBUTUSCLMAMDJTDS000/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-833
443-833-1MDUS LEC OF MARYLAND, INC.2589ARBUTUSCLMAMDJTDS010/31/2002Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-837MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS009/24/2001Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-837
443-837-0MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-837-1MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-837-2MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-837-3MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-837-9MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS0N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-907
443-907-1MDUS LEC OF MARYLAND, INC.2589ELKTONCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-914
443-914-1MDUS LEC OF MARYLAND, INC.2589WORTHINGTNCLMAMDJTDS012/16/2003Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-918
443-918-2MDUS LEC OF MARYLAND, INC.2589TANEYTOWNCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-937
443-937-1MDUS LEC OF MARYLAND, INC.2589UNION BDGCLMAMDJTDS001/15/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-955
443-955-7MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS010/19/2007Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-204MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS012/29/2016Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-204
667-204-3MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS001/10/2017Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-204-4MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS001/10/2017Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-204-5MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS001/10/2017Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-204-6MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS001/10/2017Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-204-7MDUS LEC OF MARYLAND, INC.2589ANNAPOLISCLMAMDJTDS012/30/2016Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-217
667-217-3MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS004/21/2014Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-219
667-219-2MDUS LEC OF MARYLAND, INC.2589BALTIMORECLMAMDJTDS003/18/2015Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-229
667-229-1MDUS LEC OF MARYLAND, INC.2589ABERDEENCLMAMDJTDS003/23/2016Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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