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: 329

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-329 A North Kingstown RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130      
401-329 0 North Kingstown RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130      
401-329 1 North Kingstown RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130      
401-329 2 North Kingstown RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130      
401-329 3 North Kingstown RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130      
401-329 4 North Kingstown RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130      
401-329 5 North Kingstown RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130      
401-329 6 North Kingstown RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-329 7 North Kingstown RI PRVDRIWA0MD  508J CENTURYLINK COMMUNICATIONS, LLC 130      
401-329 8 North Kingstown RI PRVDRIWA3MD  073H TELNYX LLC 130      
401-329 9 North Kingstown RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.