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: CLWLKSXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
620-296 A Hardtner KS 1788 KANOKLA TEL ASSN 532      
620-434 A Mayfield KS 1788 KANOKLA TEL ASSN 532      
620-447 A Geuda Springs KS 1788 KANOKLA TEL ASSN 532      
620-693 A North Manchester KS 1788 KANOKLA TEL ASSN 532      
620-845 A Caldwell KS 1788 KANOKLA TEL ASSN 532      
620-863 A Corbin KS 1788 KANOKLA TEL ASSN 532      
620-892 A South Haven KS 1788 KANOKLA TEL ASSN 532      
620-962 A Freeport KS 1788 KANOKLA TEL ASSN 532      
620-967 A Bluff City KS 1788 KANOKLA TEL ASSN 532      
620-984 A Waldron KS 1788 KANOKLA TEL ASSN 532      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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