Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-314 A Westminster MD   964H BARR TELL USA, INC. 238      
667-314 0 Westminster MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-07-12   
667-314 1 Westminster MD   964H BARR TELL USA, INC. 238   2016-12-17   
667-314 2 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-09-27   
667-314 3 Westminster MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2017-10-30   
667-314 4 Westminster MD   073H TELNYX LLC 238   2017-03-14   
667-314 5 Westminster MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2017-10-02   
667-314 7 Westminster MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-07   
667-314 8 Westminster MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-07   
667-314 9 Westminster MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-07   

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

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