Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Summerfield, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
918-677 A SRFDOKXADS0  2014 OKLAHOMA WESTERN TEL. CO. 538      
918-737 A CYTNOK010MD  235C PINE TELEPHONE COMPANY DBA PINE CELL PHONES, INC. 538      

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

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