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]

NXX: 405

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-405 A Frederick MD FRDRMDFRPMD  2589 US LEC OF MARYLAND, INC. 240      
240-405 0 Frederick MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2005-04-20   
240-405 1 Frederick MD FRDRMDFRPMD  2589 US LEC OF MARYLAND, INC. 240   2004-09-17   
240-405 2 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-09-01   
240-405 3 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240   2005-09-19   
240-405 4 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-08-01   
240-405 5 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-08-01   
240-405 6 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-12-02   
240-405 7 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-12-02   
240-405 8 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2005-12-02   
240-405 9 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2008-02-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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