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: 675

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-675 A Commerce OK CMMROKMARS1  9533 SOUTHWESTERN BELL 538      
918-675 0 Commerce OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2007-08-17   
918-675 1 Commerce OK   9533 SOUTHWESTERN BELL 538      
918-675 2 Commerce OK   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-06   
918-675 3 Commerce OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-675 4 Commerce OK   9533 SOUTHWESTERN BELL 538      
918-675 5 Commerce OK   073H TELNYX LLC 538   2019-09-20   
918-675 6 Commerce OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-675 7 Commerce OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2011-12-31   
918-675 8 Commerce OK   516C AT&T CORP. 538   2011-11-17   
918-675 9 Commerce OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2016-03-04   

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

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