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: 283

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-283 A Claremore OK CLRMOKMADS0  9533 SOUTHWESTERN BELL 538      
918-283 0 Claremore OK   073H TELNYX LLC 538   2017-04-03   
918-283 1 Claremore OK   9533 SOUTHWESTERN BELL 538      
918-283 2 Claremore OK   9533 SOUTHWESTERN BELL 538      
918-283 3 Claremore OK   5813 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK 538   2011-11-21   
918-283 4 Claremore OK   318J COMCAST IP PHONE, LLC 538   2004-09-17   
918-283 5 Claremore OK   939H COMMIO, LLC 538   2022-08-11   
918-283 6 Claremore OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538   2012-02-03   
918-283 7 Claremore OK   7258 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OK 538   2003-09-20   
918-283 8 Claremore OK   9533 SOUTHWESTERN BELL 538      
918-283 9 Claremore OK   145J TERRA NOVA TELECOM INC. 538   2021-09-28   

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

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