Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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
240-706 2 Washington Zone 3 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 3 Washington Zone 3 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 4 Washington Zone 3 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 5 Washington Zone 3 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 6 Washington Zone 3 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 7 Washington Zone 3 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-21   
240-706 8 Washington Zone 3 MD   281E YMAX COMMUNICATIONS CORP. - MD 236   2010-11-30   
240-706 9 Washington Zone 3 MD   281E YMAX COMMUNICATIONS CORP. - MD 236   2010-11-30   
240-707 A Hagerstown MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
240-707 0 Hagerstown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2012-07-15   
240-707 1 Hagerstown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2013-10-01   
240-707 2 Hagerstown MD   5562 METRO PCS, INC. 240   2015-10-01   
240-707 3 Hagerstown MD   2589 US LEC OF MARYLAND, INC. 240   2012-06-19   
240-707 4 Hagerstown MD   5562 METRO PCS, INC. 240   2014-10-25   
240-707 5 Hagerstown MD   5562 METRO PCS, INC. 240   2014-11-24   
240-707 6 Hagerstown MD   071F BANDWIDTH.COM CLEC, LLC - MD 240   2013-01-22   
240-707 7 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2012-03-29   
240-707 8 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2012-03-29   
240-707 9 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2012-03-29   
240-708 A Laurel (Baltimore LATA) MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
240-708 0 Laurel (Baltimore LATA) MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-07-22   
240-708 1 Laurel (Baltimore LATA) MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
240-708 2 Laurel (Baltimore LATA) MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
240-708 3 Laurel (Baltimore LATA) MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
240-708 4 Laurel (Baltimore LATA) MD   318J COMCAST IP PHONE LLC 238   2014-09-27   
240-708 5 Laurel (Baltimore LATA) MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
240-708 6 Laurel (Baltimore LATA) MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-10   
240-708 7 Laurel (Baltimore LATA) MD   2697 CTC COMMUNICATIONS CORP. - MD 238   2012-11-21   
240-708 8 Laurel (Baltimore LATA) MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2012-12-01   
240-708 9 Laurel (Baltimore LATA) MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-03-23   
240-709 A Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-709 0 Laurel MD   5562 METRO PCS, INC. 236   2020-01-24   
240-709 1 Laurel MD   197D VONAGE NETWORK INC. 236   2020-05-21   
240-709 2 Laurel MD   197D VONAGE NETWORK INC. 236   2020-05-21   
240-709 3 Laurel MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2020-04-10   
240-709 4 Laurel MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2020-04-19   
240-709 5 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-03-13   
240-709 6 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-03-13   
240-709 7 Laurel MD   5562 METRO PCS, INC. 236   2020-09-14   
240-709 9 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2019-12-09   
240-710 A Frederick MD FRDRMDFRX7X  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240      
240-710 0 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 1 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 2 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 3 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 4 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 5 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 6 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 7 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   
240-710 8 Frederick MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2020-02-13   

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

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