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
240-310 2 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2008-02-21   
240-310 3 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2008-02-21   
240-310 4 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2008-09-03   
240-310 5 Hagerstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2008-03-04   
240-310 6 Hagerstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2008-04-21   
240-310 7 Hagerstown MD   4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-310 8 Hagerstown MD   4098 SPRINT SPECTRUM L.P. - MD 240   2011-10-11   
240-310 9 Hagerstown MD   071F BANDWIDTH.COM CLEC, LLC - MD 240   2008-12-04   
240-312 A Washington Zone 5 MD HRNDVA13DS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-312 0 Washington Zone 5 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-312 1 Washington Zone 5 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-312 2 Washington Zone 5 MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-12-11   
240-312 3 Washington Zone 5 MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-12-11   
240-312 4 Washington Zone 5 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-312 5 Washington Zone 5 MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2020-06-21   
240-312 6 Washington Zone 5 MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2020-08-26   
240-312 9 Washington Zone 5 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-313 A Hagerstown MD HGTWMDHGDS0  9212 VERIZON MARYLAND, INC. 240      
240-313 0 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2004-12-09   
240-313 1 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
240-313 2 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240   2001-10-31   
240-313 3 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
240-313 4 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240   2001-12-10   
240-313 5 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2004-12-28   
240-313 6 Hagerstown MD   4098 SPRINT SPECTRUM L.P. - MD 240   2005-07-02   
240-313 7 Hagerstown MD   7421 AT&T LOCAL 240   2002-08-24   
240-313 8 Hagerstown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2012-05-22   
240-313 9 Hagerstown MD   9212 VERIZON MARYLAND, INC. 240      
240-314 A Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
240-314 0 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 1 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 2 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 3 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 4 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 5 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 6 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 7 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 8 Washington Zone 10 MD   9212 VERIZON MARYLAND, INC. 236      
240-314 9 Washington Zone 10 MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-07-16   
240-315 A Frederick MD FRDRMDFRDS1  9212 VERIZON MARYLAND, INC. 240      
240-315 0 Frederick MD   9212 VERIZON MARYLAND, INC. 240      
240-315 1 Frederick MD   6664 SPRINT SPECTRUM L.P. 240   2004-10-03   
240-315 2 Frederick MD   6664 SPRINT SPECTRUM L.P. 240   2004-12-27   
240-315 3 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-01-02   
240-315 4 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-01-02   
240-315 5 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-01-02   
240-315 6 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-04-01   
240-315 7 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-05-02   
240-315 8 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-07-02   
240-315 9 Frederick MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2019-08-22   

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

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