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: CHMTMASORS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
413-337 A Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-337 4 Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-337 5 Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-339 A Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-339 4 Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-339 5 Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-339 8 Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-339 9 Charlemont MA 9102 VERIZON NEW ENGLAND INC. 126      
413-424 A Monroe Bridge MA 9102 VERIZON NEW ENGLAND INC. 126      
413-424 7 Monroe Bridge MA 9102 VERIZON NEW ENGLAND INC. 126      
413-424 8 Monroe Bridge MA 9102 VERIZON NEW ENGLAND INC. 126      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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