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: 628

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-628 A Mechanicsville MD CHCHMDBEPS0  2593 CORE COMMUNICATIONS, INC.- MD 236   2024-01-16   
240-628 0 Mechanicsville MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-08-02   
240-628 1 Mechanicsville MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-08-02   
240-628 2 Mechanicsville MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-08-02   
240-628 3 Mechanicsville MD WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-11-01   
240-628 4 Mechanicsville MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-06-07   
240-628 5 Mechanicsville MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-07-18   
240-628 6 Mechanicsville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2019-02-19   
240-628 7 Mechanicsville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2018-09-13   
240-628 8 Mechanicsville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2019-02-19   
240-628 9 Mechanicsville MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-08-27   

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

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