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: MTRYVAXADS0

Remotes:

Switch Switch name Switch type
BLUGVAXARS0  BLUE GRASS  DCL 
MLGPVAXARS0  MILL GAP  DCL 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
540-468 A Monterey VA 0237 HIGHLAND TEL. COOP. 244      

Last updated: Sat, 01 Jun 2024 11:59:14 UTC

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