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: 647

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
317-647 A Sheridan IN IPLSINATJMD  516C AT&T CORP. 336      
317-647 0 Sheridan IN   105F BANDWIDTH.COM CLEC, LLC - IN 336   2012-10-12   
317-647 1 Sheridan IN   279F PEERLESS NETWORK OF INDIANA, LLC - IN 336   2013-04-27   
317-647 2 Sheridan IN   516C AT&T CORP. 336   2010-11-22   
317-647 3 Sheridan IN   097D ONVOY, LLC - IN 336   2012-10-12   
317-647 4 Sheridan IN   097D ONVOY, LLC - IN 336   2014-09-13   
317-647 5 Sheridan IN   105F BANDWIDTH.COM CLEC, LLC - IN 336   2014-09-15   
317-647 6 Sheridan IN   105F BANDWIDTH.COM CLEC, LLC - IN 336   2015-06-06   
317-647 7 Sheridan IN   508J CENTURYLINK COMMUNICATIONS, LLC 336   2014-07-03   
317-647 8 Sheridan IN   097D ONVOY, LLC - IN 336   2016-04-11   
317-647 9 Sheridan IN   515J IP HORIZON LLC 336   2013-12-19   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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