Local Calling Guide

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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
240-583 8 Laurel MD   4773 XO MARYLAND, LLC 236   2010-09-02   
240-583 9 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-07-22   
240-584 A Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-584 0 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2018-03-14   
240-584 1 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2018-12-07   
240-584 2 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2018-09-20   
240-584 3 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2018-10-22   
240-584 4 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-08-11   
240-584 5 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-08-11   
240-584 6 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-08-11   
240-584 7 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-12-09   
240-584 8 Laurel MD   5562 METRO PCS, INC. 236   2018-12-31   
240-584 9 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2018-02-25   
240-585 A Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-585 0 Waldorf MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-08-27   
240-585 1 Waldorf MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-06-03   
240-585 2 Waldorf MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-06-03   
240-585 3 Waldorf MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-06-03   
240-585 4 Waldorf MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2018-10-23   
240-585 5 Waldorf MD   318J COMCAST IP PHONE LLC 236   2016-07-12   
240-585 6 Waldorf MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2018-10-23   
240-585 7 Waldorf MD   318J COMCAST IP PHONE LLC 236   2011-09-23   
240-585 8 Waldorf MD   073H TELNYX LLC 236   2017-03-14   
240-585 9 Waldorf MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2018-10-23   
240-586 A Frederick MD FRDRMDFRDS1  9212 VERIZON MARYLAND, INC. 240      
240-586 0 Frederick MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2007-11-16   
240-586 1 Frederick MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2007-11-16   
240-586 2 Frederick MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2008-07-17   
240-586 3 Frederick MD   6664 SPRINT SPECTRUM L.P. 240   2007-04-12   
240-586 4 Frederick MD   6664 SPRINT SPECTRUM L.P. 240   2007-04-12   
240-586 5 Frederick MD   9212 VERIZON MARYLAND, INC. 240   2007-01-21   
240-586 6 Frederick MD   9212 VERIZON MARYLAND, INC. 240   2007-01-21   
240-586 7 Frederick MD   9212 VERIZON MARYLAND, INC. 240   2007-01-21   
240-586 8 Frederick MD   9212 VERIZON MARYLAND, INC. 240   2007-01-21   
240-586 9 Frederick MD   6664 SPRINT SPECTRUM L.P. 240   2007-04-12   
240-587 A Leonardtown MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-587 0 Leonardtown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2009-09-05   
240-587 1 Leonardtown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2010-01-16   
240-587 2 Leonardtown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-02-03   
240-587 3 Leonardtown MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-02-26   
240-587 4 Leonardtown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2014-02-01   
240-587 5 Leonardtown MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-09-03   
240-587 6 Leonardtown MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
240-587 7 Leonardtown MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-25   
240-587 8 Leonardtown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2010-12-23   
240-587 9 Leonardtown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-04-01   
240-588 A Grantsville MD FRDRMDFRXVX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 240   2021-01-21   
240-588 0 Grantsville MD   2593 CORE COMMUNICATIONS, INC. - MD 240   2018-07-07   
240-588 1 Grantsville MD   2593 CORE COMMUNICATIONS, INC. - MD 240   2018-07-07   
240-588 2 Grantsville MD   2593 CORE COMMUNICATIONS, INC. - MD 240   2019-04-15   

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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