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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-584 A Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2018-02-25   
240-584 0 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2018-03-14   
240-584 1 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2018-12-07   
240-584 2 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2018-09-20   
240-584 3 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2018-10-22   
240-584 4 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-08-11   
240-584 5 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-08-11   
240-584 6 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-08-11   
240-584 7 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-12-09   
240-584 8 Laurel MD   5562 METRO PCS, INC. 236   2018-12-31   
240-584 9 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2018-02-25   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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