Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-335 A Frederick OK FRDROKXADS0  2018 PIONEER TEL. COOP., INC. 536      
580-335 0 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      
580-335 1 Frederick OK   6272 UNITED STATES CELLULAR - OK 536      
580-335 2 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      
580-335 3 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      
580-335 4 Frederick OK   5813 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK 536      
580-335 5 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      
580-335 6 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      
580-335 7 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      
580-335 8 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      
580-335 9 Frederick OK   2018 PIONEER TEL. COOP., INC. 536      

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

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