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.
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Switch: CHYNOKXADS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-339 9 Elk City OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-20   
580-374 6 Elk City OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-20   
580-374 9 Elk City OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-20   
580-375 A Weatherford OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536      
580-375 0 Weatherford OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-20   
580-375 2 Weatherford OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-20   
580-375 4 Weatherford OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-20   
580-457 A Canute OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536      
580-500 A Clinton OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536      
580-500 0 Clinton OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-20   
580-500 1 Clinton OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-21   
580-500 2 Clinton OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2013-06-21   
580-562 5 Burns Flat OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2016-03-22   
580-726 7 Hobart OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2017-09-11   
580-729 4 Sayre OK 390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536   2016-05-06   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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