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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
240-772 3 Frederick MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2012-08-29   
240-772 4 Frederick MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2012-10-18   
240-772 5 Frederick MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2012-10-07   
240-772 6 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2014-07-01   
240-772 7 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2014-09-01   
240-772 8 Frederick MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2013-08-15   
240-772 9 Frederick MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2014-06-21   
240-773 A Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
240-774 A Lonaconing MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-774 0 Lonaconing MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-12-03   
240-774 1 Lonaconing MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2016-09-12   
240-774 2 Lonaconing MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2016-09-12   
240-774 3 Lonaconing MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-17   
240-774 4 Lonaconing MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-17   
240-774 5 Lonaconing MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-17   
240-774 6 Lonaconing MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-03-29   
240-774 7 Lonaconing MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2016-11-12   
240-774 8 Lonaconing MD HGTWMD530MD  073H TELNYX LLC 240   2017-08-08   
240-775 A Westernport MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-775 0 Westernport MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-12-03   
240-775 1 Westernport MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2016-09-13   
240-775 2 Westernport MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2016-09-13   
240-775 3 Westernport MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2017-12-14   
240-775 4 Westernport MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-17   
240-775 5 Westernport MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-17   
240-775 6 Westernport MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-17   
240-775 7 Westernport MD FRDRMDFRXKX  508J CENTURYLINK COMMUNICATIONS, LLC 240   2016-11-12   
240-775 8 Westernport MD HGTWMD530MD  073H TELNYX LLC 240   2017-08-08   
240-775 9 Westernport MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2019-06-21   
240-776 A La Plata MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-776 0 La Plata MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-12-11   
240-776 1 La Plata MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2023-03-02   
240-776 2 La Plata MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-22   
240-776 3 La Plata MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-12-23   
240-776 4 La Plata MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2007-09-20   
240-776 5 La Plata MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-08-15   
240-776 6 La Plata MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2008-08-01   
240-776 7 La Plata MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-03-03   
240-776 8 La Plata MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2008-05-16   
240-777 A Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
240-778 A Washington Zone 10 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-778 0 Washington Zone 10 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-778 1 Washington Zone 10 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-778 2 Washington Zone 10 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-778 3 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
240-778 4 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
240-778 5 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
240-778 6 Washington Zone 10 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2008-10-05   
240-778 7 Washington Zone 10 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-07-17   
240-778 8 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
240-778 9 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-07   
240-779 A Ashton MD   829J PAETEC ITEL, LLC 236   2025-04-02   
240-779 0 Ashton MD   829J PAETEC ITEL, LLC 236      
240-779 1 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-10-27   
240-779 2 Ashton MD   829J PAETEC ITEL, LLC 236      
240-779 3 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-10-27   
240-779 4 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-10-27   
240-779 5 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-22   
240-779 6 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-22   
240-779 7 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-03-23   
240-779 8 Ashton MD   829J PAETEC ITEL, LLC 236      
240-779 9 Ashton MD   829J PAETEC ITEL, LLC 236      
240-780 A Gaithersburg MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-780 0 Gaithersburg MD   515J IP HORIZON LLC 236   2013-09-07   
240-780 1 Gaithersburg MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-14   
240-780 2 Gaithersburg MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-29   
240-780 3 Gaithersburg MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-780 4 Gaithersburg MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-780 5 Gaithersburg MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-07-12   
240-780 6 Gaithersburg MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-14   
240-780 7 Gaithersburg MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2012-10-07   
240-780 8 Gaithersburg MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-10-19   
240-780 9 Gaithersburg MD SLSPMD913MD  939H COMMIO, LLC 236   2021-07-12   
240-781 A Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-781 0 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-12-14   
240-781 1 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-12-14   
240-781 2 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-12-14   
240-781 3 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-10-02   
240-781 4 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-11-06   
240-781 5 Washington Zone 2 MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-11-06   
240-781 6 Washington Zone 2 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2017-05-23   
240-781 7 Washington Zone 2 MD WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2016-03-28   
240-781 8 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-11-27   
240-781 9 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-11-27   
240-782 A Damascus MD   876D ONVOY, LLC - MD 236      
240-782 1 Damascus MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-07-11   
240-782 2 Damascus MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-10-24   
240-782 3 Damascus MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-10-24   
240-782 5 Damascus MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-04-09   
240-782 6 Damascus MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2015-07-04   
240-782 7 Damascus MD WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2014-06-25   
240-782 8 Damascus MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
240-782 9 Damascus MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
240-783 A Washington Zone 2 MD BLCRVAAJCM8  8605 MTE, INC. DBA MTE PAGING NETWORK 236      
240-784 A Myersville MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
240-784 0 Myersville MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
240-784 1 Myersville MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2018-10-22   
240-784 2 Myersville MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2018-06-17   
240-784 3 Myersville MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2019-02-09   
240-784 4 Myersville MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2016-09-12   

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Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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