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: 539

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-539 A Muskogee OK TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538      
918-539 0 Muskogee OK   409F ONVOY, LLC - OK 538   2024-02-29   
918-539 1 Muskogee OK   409F ONVOY, LLC - OK 538   2024-02-29   
918-539 2 Muskogee OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2025-06-12   
918-539 3 Muskogee OK   318J COMCAST IP PHONE, LLC 538   2023-11-30   
918-539 4 Muskogee OK   318J COMCAST IP PHONE, LLC 538   2023-11-30   
918-539 5 Muskogee OK   318J COMCAST IP PHONE, LLC 538   2023-11-30   
918-539 6 Muskogee OK   318J COMCAST IP PHONE, LLC 538   2023-11-30   
918-539 7 Muskogee OK   318J COMCAST IP PHONE, LLC 538   2023-11-30   
918-539 8 Muskogee OK   409F ONVOY, LLC - OK 538   2024-02-29   
918-539 9 Muskogee OK   409F ONVOY, LLC - OK 538   2024-02-29   

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

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