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.
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NPA: 918 [Rate centres in NPA 918] [Dial plan for NPA 918]

NXX: 685

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-685 A Muskogee OK TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-685 0 Muskogee OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-685 1 Muskogee OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-685 2 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   
918-685 3 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   
918-685 4 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   
918-685 5 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   
918-685 6 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   
918-685 7 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   
918-685 8 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   
918-685 9 Muskogee OK   6529 T-MOBILE USA, INC. 538   2012-08-03   

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

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