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: WSFDMAWADS0

Remotes:

Switch Switch name Switch type
RSSLMAMARS1  RUSSELL  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
413-562 A Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-564 A Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-564 0 Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-564 2 Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-564 3 Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-564 5 Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-564 6 Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-564 8 Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-568 A Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      
413-572 A Westfield MA 9102 VERIZON NEW ENGLAND INC. 126      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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