Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 918 [Rate centres in NPA 918] [Dial plan for NPA 918]

NXX: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-300 A Talihina OK TULSOKTBX6Z  508J CENTURYLINK COMMUNICATIONS, LLC 538      
918-300 0 Talihina OK   409F ONVOY, LLC - OK 538   2019-01-18   
918-300 1 Talihina OK   073H TELNYX LLC 538   2019-01-10   
918-300 2 Talihina OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2022-05-30   
918-300 3 Talihina OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-300 4 Talihina OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-300 7 Talihina OK   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-11   
918-300 8 Talihina OK   624H ONVOY SPECTRUM, LLC 538   2025-01-23   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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