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: 531

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-531 A Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 0 Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 1 Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 2 Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 3 Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 5 Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 6 Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 7 Woonsocket RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2023-02-10   
401-531 8 Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-531 9 Woonsocket RI   829J PAETEC ITEL, LLC 130      

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

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