Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 317 [Rate centres in NPA 317] [Dial plan for NPA 317]

NXX: 742

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
317-742 A Plainfield IN IPLSINATJMD  516C AT&T CORP. 336      
317-742 0 Plainfield IN   105F BANDWIDTH.COM CLEC, LLC - IN 336   2018-04-30   
317-742 1 Plainfield IN   7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 336   2020-05-02   
317-742 2 Plainfield IN   5562 METROPCS, INC. 336   2016-12-17   
317-742 3 Plainfield IN   5562 METROPCS, INC. 336   2018-11-17   
317-742 4 Plainfield IN   5562 METROPCS, INC. 336   2017-10-29   
317-742 5 Plainfield IN   516C AT&T CORP. 336   2011-08-27   
317-742 6 Plainfield IN   097D ONVOY, LLC - IN 336   2019-08-24   
317-742 7 Plainfield IN   516C AT&T CORP. 336   2006-06-30   
317-742 8 Plainfield IN   073H TELNYX LLC 336   2018-05-09   
317-742 9 Plainfield IN   105F BANDWIDTH.COM CLEC, LLC - IN 336   2020-02-24   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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