Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 937 [Rate centres in NPA 937] [Dial plan for NPA 937]

NXX: 690

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-690 A Georgetown OH GRTWOHAI1MD  8168 TIER 2 COMMUNICATIONS, LLC 328      
937-690 0 Georgetown OH GRTWOHAI1MD  8168 TIER 2 COMMUNICATIONS, LLC 328   2006-01-05   
937-690 6 Georgetown OH   793K TWC IP ENABLED SERVICES, LLC 328   2007-03-20   
937-690 7 Georgetown OH   309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2026-02-08   
937-690 9 Georgetown OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2008-06-08   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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