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.

NPA: 918 [Rate centres in NPA 918] [Dial plan for NPA 918]

NXX: 319

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-319 A Henryetta OK TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-319 0 Henryetta OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-319 1 Henryetta OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2009-04-04   
918-319 2 Henryetta OK   119F BANDWIDTH.COM CLEC, LLC - OK 538   2019-04-25   
918-319 3 Henryetta OK   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-07   
918-319 4 Henryetta OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2018-04-26   
918-319 5 Henryetta OK   516C AT&T CORP. 538   2010-11-28   
918-319 6 Henryetta OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538   2016-12-05   
918-319 7 Henryetta OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2015-03-26   
918-319 8 Henryetta OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2013-06-13   
918-319 9 Henryetta OK   119F BANDWIDTH.COM CLEC, LLC - OK 538   2017-05-29   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.