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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-406 7 Washington Zone 10 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-06-26   
240-406 8 Washington Zone 10 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-27   
240-406 9 Washington Zone 10 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-27   
240-407 A Washington Zone 16 MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-407 0 Washington Zone 16 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-21   
240-407 1 Washington Zone 16 MD   876D ONVOY, LLC - MD 236   2016-04-28   
240-407 2 Washington Zone 16 MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-407 3 Washington Zone 16 MD   876D ONVOY, LLC - MD 236   2021-04-02   
240-407 4 Washington Zone 16 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-21   
240-407 5 Washington Zone 16 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-407 6 Washington Zone 16 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-407 7 Washington Zone 16 MD   876D ONVOY, LLC - MD 236   2011-04-23   
240-407 8 Washington Zone 16 MD   876D ONVOY, LLC - MD 236   2021-04-02   
240-408 A Washington Zone 10 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-408 0 Washington Zone 10 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-12-12   
240-408 1 Washington Zone 10 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-03   
240-408 2 Washington Zone 10 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-03   
240-408 3 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236   2010-08-11   
240-408 4 Washington Zone 10 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-408 5 Washington Zone 10 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-408 6 Washington Zone 10 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-03   
240-408 7 Washington Zone 10 MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-03-15   
240-408 8 Washington Zone 10 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
240-408 9 Washington Zone 10 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2012-12-10   
240-409 A Frederick MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
240-410 A Cumberland MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
240-410 0 Cumberland MD   071F BANDWIDTH.COM CLEC, LLC - MD 240   2021-08-27   
240-410 1 Cumberland MD   876D ONVOY, LLC - MD 240   2021-05-21   
240-410 2 Cumberland MD   624H ONVOY SPECTRUM, LLC 240   2021-05-24   
240-410 3 Cumberland MD   071F BANDWIDTH.COM CLEC, LLC - MD 240   2021-08-27   
240-410 4 Cumberland MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2022-11-16   
240-410 5 Cumberland MD   876D ONVOY, LLC - MD 240   2021-07-11   
240-410 6 Cumberland MD   876D ONVOY, LLC - MD 240   2021-07-11   
240-410 7 Cumberland MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2021-05-30   
240-410 8 Cumberland MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2021-05-30   
240-410 9 Cumberland MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2021-03-15   
240-412 A Waldorf MD BTVLMD12CMA  5562 METROPCS, INC. 236      
240-412 0 Waldorf MD   318J COMCAST IP PHONE, LLC 236   2007-01-22   
240-412 1 Waldorf MD   5562 METROPCS, INC. 236   2004-08-04   
240-412 2 Waldorf MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-09-13   
240-412 3 Waldorf MD   5562 METROPCS, INC. 236   2007-07-06   
240-412 4 Waldorf MD   5562 METROPCS, INC. 236   2007-07-06   
240-412 5 Waldorf MD   5562 METROPCS, INC. 236   2007-07-06   
240-412 6 Waldorf MD   5562 METROPCS, INC. 236   2008-02-20   
240-412 7 Waldorf MD   5562 METROPCS, INC. 236   2006-08-07   
240-412 8 Waldorf MD   5562 METROPCS, INC. 236   2004-04-23   
240-412 9 Waldorf MD   5562 METROPCS, INC. 236      
240-413 A Washington Zone 4 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-413 0 Washington Zone 4 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-413 1 Washington Zone 4 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-08-14   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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