Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 401 [Rate centres in NPA 401] [Dial plan for NPA 401]

NXX: 712

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-712 A Providence RI PRVDRIWAXZY  4957 CHOICE ONE COMMUNICATIONS OF RHODE ISLAND, INC. 130      
401-712 0 Providence RI EPRVRIELCM2  6889 OMNIPOINT MIAMI E LICENSE, LLC 130   2020-02-24   
401-712 1 Providence RI EPRVRIELCM2  6889 OMNIPOINT MIAMI E LICENSE, LLC 130   2020-02-24   
401-712 2 Providence RI PRVDRICEAMD  6389 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - RI 130   2020-02-19   
401-712 3 Providence RI PRVDRICEAMD  6389 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - RI 130   2020-02-19   
401-712 4 Providence RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2023-02-23   
401-712 5 Providence RI PRVDRIWAXZY  4957 CHOICE ONE COMMUNICATIONS OF RHODE ISLAND, INC. 130      
401-712 6 Providence RI PRVDRIWAXZY  4957 CHOICE ONE COMMUNICATIONS OF RHODE ISLAND, INC. 130      
401-712 7 Providence RI PRVDRIWA3MD  073H TELNYX LLC 130   2023-02-24   
401-712 8 Providence RI EPRVRIELCM2  6889 OMNIPOINT MIAMI E LICENSE, LLC 130   2023-01-18   
401-712 9 Providence RI PRVDRIWA3MD  073H TELNYX LLC 130   2023-02-24   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.