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: 0414 MOUNTAIN RURAL TEL. COOP. CORP., INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
606-522 A Jeptha KY JPTHKYXARS2  466      
606-662 A Hazel Green KY HZGRKYXARS3  466      
606-668 A Campton KY CMTNKYXADS0  466      
606-725 A Ezel KY EZELKYXARS1  466      
606-738 A Sandy Hook KY SNDHKYXADS0  466      
606-743 A West Liberty KY WLBTKYXADS1  466      
606-768 A Frenchburg KY FRBGKYXADS0  466      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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