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: 312

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-312 A Pawtucket RI PRVDRIWAX7Z  829J PAETEC ITEL, LLC 130      
401-312 0 Pawtucket RI PRVDRIWAX7Z  829J PAETEC ITEL, LLC 130      
401-312 1 Pawtucket RI PRVDRIWAX7Z  829J PAETEC ITEL, LLC 130      
401-312 2 Pawtucket RI PRVDRIWAX7Z  829J PAETEC ITEL, LLC 130      
401-312 3 Pawtucket RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2005-01-18   
401-312 4 Pawtucket RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2003-02-17   
401-312 5 Pawtucket RI PRVDRIWAX7Z  829J PAETEC ITEL, LLC 130      
401-312 6 Pawtucket RI PRVDRIWAX7Z  829J PAETEC ITEL, LLC 130      
401-312 7 Pawtucket RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2005-02-11   
401-312 8 Pawtucket RI PRVDRIWAX8Z  829J PAETEC ITEL, LLC 130   2004-04-19   
401-312 9 Pawtucket RI PRVDRIWAX7Z  829J PAETEC ITEL, LLC 130      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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