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: OKCYOKMTG01

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-969 0 Hugo OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2016-12-17   
580-969 1 Hugo OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2020-06-26   
580-969 2 Hugo OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2020-06-26   
580-969 8 Hugo OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2015-12-02   
580-969 9 Hugo OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2015-01-29   
580-970 1 Altus OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2018-10-27   
580-977 4 Enid OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-977 6 Enid OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-977 7 Enid OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-977 8 Enid OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-977 9 Enid OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-982 3 Antlers OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2017-10-05   
580-982 6 Antlers OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2014-07-25   
580-990 6 Duncan OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2025-08-15   
580-990 7 Duncan OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2024-09-16   
580-990 9 Duncan OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2025-08-15   
580-991 A Tonkawa OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-991 9 Tonkawa OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2016-10-03   
580-998 A Antlers OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2026-02-27   
580-998 9 Antlers OK 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2026-02-27   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.