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: WCHTKSAHDS0

Remotes:

Switch Switch name Switch type
DGLSKSPIRL0  DOUGLASS  RSC 
LEONKSPIRL0  LEON  RSC 
TWNDKSJERL0  TOWANDA  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
316-315 A Wichita KS 9533 SOUTHWESTERN BELL 532      
316-609 A Wichita KS 9533 SOUTHWESTERN BELL 532      
316-630 A Wichita KS 9533 SOUTHWESTERN BELL 532      
316-631 A Wichita KS 9533 SOUTHWESTERN BELL 532      
316-634 A Wichita KS 9533 SOUTHWESTERN BELL 532      
316-636 A Wichita KS 9533 SOUTHWESTERN BELL 532      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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