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.

OCN: 1847 WHEAT STATE TEL., INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
620-475 A Olpe KS OLPEKSXA2MD  532      
620-735 A Cassoday KS CSSDKS04GT0  532      
620-752 A Potwin KS PTWNKSXA2MD  532      
620-753 A Matfield Green KS MTGRKSXA0MD  532      
620-782 A Udall KS UDLLKS03GT0  532      
620-986 A Rock KS UDLLKS03GT0  532      

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.