Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 401 [Rate centres in NPA 401] [Dial plan for NPA 401]

NXX: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-266 A Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130      
401-266 0 Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130      
401-266 1 Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130      
401-266 2 Portsmouth RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2021-03-02   
401-266 3 Portsmouth RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2021-03-02   
401-266 4 Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2013-03-29   
401-266 5 Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2016-10-24   
401-266 6 Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2018-07-16   
401-266 7 Portsmouth RI PRVDRIWA0MD  508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-266 8 Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2012-10-21   
401-266 9 Portsmouth RI PRVDRIWAWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2012-02-01   

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

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