Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: RAMNOKXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
918-536 A Ramona OK 1165 VALOR TELECOM TX.LP-OK DBA WINDSTREAM COMM SW 538      

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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