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.

Switch: RVSDRISORP0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
401-246 A Warren RI 9102 VERIZON NEW ENGLAND INC. 130      
401-246 0 Warren RI 9102 VERIZON NEW ENGLAND INC. 130      
401-246 1 Warren RI 9102 VERIZON NEW ENGLAND INC. 130      
401-246 2 Warren RI 9102 VERIZON NEW ENGLAND INC. 130      
401-246 3 Warren RI 9102 VERIZON NEW ENGLAND INC. 130      
401-246 9 Warren RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 A Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 0 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 1 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 2 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 3 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 4 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 5 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-433 6 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-437 A Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-437 0 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-437 1 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-437 2 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-437 3 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      
401-437 9 Providence RI 9102 VERIZON NEW ENGLAND INC. 130      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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