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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Switch: SHTCOKXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-938 A Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 2 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 3 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 4 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 5 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 6 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 7 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 8 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      
580-938 9 Shattuck OK 2018 PIONEER TEL. COOP., INC. 536      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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