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: 225

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-225 A Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-225 0 Annapolis MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-10-10   
667-225 1 Annapolis MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-10-10   
667-225 2 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-06-24   
667-225 3 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-08-05   
667-225 4 Annapolis MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2014-09-25   
667-225 5 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-08-05   
667-225 6 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2015-11-01   
667-225 7 Annapolis MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2016-02-06   
667-225 8 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-12-25   
667-225 9 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-08-25   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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