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: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-278 A Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 0 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-09-05   
240-278 1 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-09-07   
240-278 2 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-10-02   
240-278 3 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-10-02   
240-278 4 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-10-02   
240-278 5 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-10-02   
240-278 6 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-10-15   
240-278 7 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-10-28   
240-278 8 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-09-07   
240-278 9 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-10-28   

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

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