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: CHYNOKXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-328 A Taloga OK 1988 DOBSON TEL. CO. 536      
580-488 A Leedey OK 1988 DOBSON TEL. CO. 536      
580-497 A Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 0 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 1 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 2 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 3 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 4 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 5 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 8 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-497 9 Cheyenne OK 1988 DOBSON TEL. CO. 536      
580-526 A Erick OK 1988 DOBSON TEL. CO. 536      
580-534 A Sweetwater OK 1988 DOBSON TEL. CO. 536      
580-655 A Reydon OK 1988 DOBSON TEL. CO. 536      
580-926 A Camargo OK 1988 DOBSON TEL. CO. 536      
580-983 A Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 0 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 1 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 2 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 3 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 4 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 7 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 8 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-983 9 Roger Mills OK 1988 DOBSON TEL. CO. 536      
580-995 A Vici OK 1988 DOBSON TEL. CO. 536      
806-565 A West Reydon TX 1988 DOBSON TEL. CO. 536      
806-754 A Sweetwater West TX 1988 DOBSON TEL. CO. 536      
806-988 A West Roger Mills TX 1988 DOBSON TEL. CO. 536      

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.