Local Calling Guide

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NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 535

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-535 A Mingo Junction OH MNJTOH53RS1  9321 OHIO BELL TEL CO 324      
740-535 0 Mingo Junction OH   9321 OHIO BELL TEL CO 324      
740-535 1 Mingo Junction OH   9321 OHIO BELL TEL CO 324      
740-535 2 Mingo Junction OH   9321 OHIO BELL TEL CO 324      
740-535 3 Mingo Junction OH   516C AT&T CORP. 324   2011-10-05   
740-535 4 Mingo Junction OH   145J TERRA NOVA TELECOM INC. 324   2023-08-09   
740-535 6 Mingo Junction OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2009-01-05   
740-535 7 Mingo Junction OH   464C ONVOY, LLC - OH 324   2015-07-04   
740-535 8 Mingo Junction OH   318J COMCAST IP PHONE, LLC 324   2005-05-16   
740-535 9 Mingo Junction OH   515J IP HORIZON LLC 324   2016-10-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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