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: ANCRAKXEDS2

Remotes:

Switch Switch name Switch type
AMBLAKXARS0    RS 
BCLDAKXARS0    RS 
DRNGAKXARS0    RS 
KIANAKXARS0    RS 
KOBKAKXARS0    RS 
KTZBAKXARS0    RS 
KVLNAKXARS0    RS 
NOTKAKXARS0    RS 
NRVKAKXARS0    RS 
RDDGAKXARS0    RS 
SHGKAKXARS0    RS 
SLWKAKXARS0    RS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.