Local Calling Guide

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

NXX: 526

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-526 A Tulsa OK   409F ONVOY, LLC - OK 538      
918-526 0 Tulsa OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2025-12-01   
918-526 1 Tulsa OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2025-12-01   
918-526 2 Tulsa OK   409F ONVOY, LLC - OK 538      
918-526 3 Tulsa OK   409F ONVOY, LLC - OK 538      
918-526 4 Tulsa OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2025-12-01   
918-526 5 Tulsa OK   409F ONVOY, LLC - OK 538      
918-526 6 Tulsa OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2025-12-01   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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