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: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-237 A Warren RI PRVDRIUFDS1  7351 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 130      
401-237 0 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-237 1 Warren RI PRVDRIWAX1Y  3460 CTC COMMUNICATIONS CORP. - RI 130      
401-237 2 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-237 3 Warren RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130      
401-237 4 Warren RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130      
401-237 6 Warren RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130      
401-237 7 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-237 8 Warren RI PRVDRIWAX1Y  3460 CTC COMMUNICATIONS CORP. - RI 130      
401-237 9 Warren RI PRVDRIUFDS1  7351 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 130      

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

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