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: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-746 A Carolina RI EPRVRINBBMD  516J TON80 COMMUNICATIONS, LLC 130      
401-746 2 Carolina RI EPRVRINBBMD  516J TON80 COMMUNICATIONS, LLC 130   2021-06-21   
401-746 3 Carolina RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2021-06-22   
401-746 4 Carolina RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2021-06-22   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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