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: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-621 A Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 0 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 1 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 2 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 3 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 4 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 5 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 6 Providence RI   145J TERRA NOVA TELECOM INC. 130   2022-04-08   
401-621 7 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 8 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      
401-621 9 Providence RI PRVDRIWADS2  9102 VERIZON NEW ENGLAND INC. 130      

Last updated: Fri, 13 May 2022 22:16:13 UTC

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