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
240-732 A Mount Airy MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
240-732 0 Mount Airy MD   071F BANDWIDTH.COM CLEC, LLC - MD 240   2016-09-19   
240-732 1 Mount Airy MD   876D ONVOY, LLC - MD 240   2016-09-12   
240-732 2 Mount Airy MD   876D ONVOY, LLC - MD 240   2016-09-12   
240-732 3 Mount Airy MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2018-04-02   
240-732 4 Mount Airy MD   2593 CORE COMMUNICATIONS, INC. - MD 240   2019-03-29   
240-732 5 Mount Airy MD   2593 CORE COMMUNICATIONS, INC. - MD 240   2019-03-29   
240-732 6 Mount Airy MD   2593 CORE COMMUNICATIONS, INC. - MD 240   2019-03-29   
240-732 7 Mount Airy MD   7575 CENTURYLINK COMMUNICATIONS LLC 240   2016-10-27   
240-732 8 Mount Airy MD   073H TELNYX LLC 240   2017-08-08   
240-732 9 Mount Airy MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2016-01-11   

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

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