Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
513-667 A Cincinnati OH 551G NUSO, LLC 922      
513-667 1 Cincinnati OH 551G NUSO, LLC 922   2013-01-25   

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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