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.


NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
316-202 A Wichita KS WCHTKSBRXRY  532      
316-202 0 Wichita KS   532   2012-08-12   
785-327 A Mayetta KS WTMRKSXADS1  534      
785-362 A Holton KS WTMRKSXADS1  534      
785-490 A Hoyt KS WTMRKSXADS1  534      
785-573 A Valley Falls KS WTMRKSXADS1  534      
785-574 A Oskaloosa KS WTMRKSXADS1  534      
785-574 1 Oskaloosa KS   534   2014-05-02   
785-642 A Ozawkie KS WTMRKSXADS1  534      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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