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: 201

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-201 A Wagoner OK   612K CSC VOICE, LLC 538      
918-201 0 Wagoner OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-05-28   
918-201 1 Wagoner OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2018-01-27   
918-201 2 Wagoner OK TULTOKCL8MD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2014-07-04   
918-201 3 Wagoner OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
918-201 4 Wagoner OK   612K CSC VOICE, LLC 538   2008-06-21   
918-201 5 Wagoner OK   612K CSC VOICE, LLC 538   2014-03-02   
918-201 6 Wagoner OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
918-201 7 Wagoner OK   612K CSC VOICE, LLC 538   2014-03-02   
918-201 8 Wagoner OK TULSOKTBX8Y  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538   2016-09-15   
918-201 9 Wagoner OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-05-28   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.