Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 620

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-620 A Washington Court House OH WACHOH3333C  9321 OHIO BELL TEL CO 324      
740-620 0 Washington Court House OH WACHOH3333C  9321 OHIO BELL TEL CO 324      
740-620 1 Washington Court House OH CLMFOHJU7MD  5562 METROPCS, INC. 324   2022-03-25   
740-620 2 Washington Court House OH CLMDOH448MD  073H TELNYX LLC 324   2017-07-28   
740-620 3 Washington Court House OH CLMFOHJU7MD  5562 METROPCS, INC. 324   2022-03-25   
740-620 4 Washington Court House OH CLMBOH11XJZ  516C AT&T CORP. 324   2012-12-03   
740-620 5 Washington Court House OH CLMFOHJU7MD  5562 METROPCS, INC. 324   2022-03-25   
740-620 6 Washington Court House OH CLMFOHJU7MD  5562 METROPCS, INC. 324   2017-09-04   
740-620 7 Washington Court House OH CLMBOH1143Z  624H ONVOY SPECTRUM, LLC 324   2024-08-21   
740-620 8 Washington Court House OH   515J IP HORIZON LLC 324   2016-10-12   
740-620 9 Washington Court House OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2013-10-08   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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