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: 624

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-624 A Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 0 Tiverton RI EPRVRINB6MD  145J TERRA NOVA TELECOM INC. 130      
401-624 1 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 2 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 3 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 4 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 5 Tiverton RI   145J TERRA NOVA TELECOM INC. 130      
401-624 6 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 7 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 8 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      
401-624 9 Tiverton RI TVTNRIHADS0  9102 VERIZON NEW ENGLAND INC. 130      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.