Local Calling Guide

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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 374

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-374 A Laurel MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-374 0 Laurel MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-10-04   
240-374 1 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2024-11-07   
240-374 2 Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-09-15   
240-374 3 Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-09-23   
240-374 4 Laurel MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-374 5 Laurel MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-374 6 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2024-11-07   
240-374 7 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2024-11-07   
240-374 8 Laurel MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-06-16   
240-374 9 Laurel MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2009-09-04   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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