Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 475 [Rate centres in NPA 475] [Dial plan for NPA 475]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-223 A Ansonia-Derby CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT DBA T-MOBILE USA 920      
475-223 0 Ansonia-Derby CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-07-28   
475-223 1 Ansonia-Derby CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-07-28   
475-223 2 Ansonia-Derby CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2014-07-28   
475-223 3 Ansonia-Derby CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT DBA T-MOBILE USA 920   2015-05-26   
475-223 4 Ansonia-Derby CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920   2014-10-11   
475-223 5 Ansonia-Derby CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2014-10-12   
475-223 6 Ansonia-Derby CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2014-10-12   
475-223 7 Ansonia-Derby CT   508J CENTURYLINK COMMUNICATIONS LLC 920   2014-07-28   
475-223 8 Ansonia-Derby CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2014-08-10   
475-223 9 Ansonia-Derby CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT DBA T-MOBILE USA 920   2014-07-25   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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