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: 458

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-458 A Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-458 0 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2014-07-17   
240-458 1 Waldorf MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-01-11   
240-458 2 Waldorf MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-03-26   
240-458 3 Waldorf MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-03-26   
240-458 4 Waldorf MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-06-17   
240-458 5 Waldorf MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2022-10-15   
240-458 6 Waldorf MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-02-07   
240-458 7 Waldorf MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-02-07   
240-458 8 Waldorf MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-01-11   
240-458 9 Waldorf MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-10-20   

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

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