Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 574 [Rate centres in NPA 574] [Dial plan for NPA 574]

NXX: 891

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
574-891 A Dunlap IN EKHTINXADS1  0772 FRONTIER NORTH, INC.. - IN 332      
574-891 0 Dunlap IN   105F BANDWIDTH.COM CLEC, LLC - IN 332   2021-06-18   
574-891 1 Dunlap IN   073H TELNYX LLC 332   2020-06-22   
574-891 2 Dunlap IN   0772 FRONTIER NORTH, INC.. - IN 332      
574-891 3 Dunlap IN   7440 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN 332   2011-08-01   
574-891 4 Dunlap IN   318J COMCAST IP PHONE, LLC 332   2015-03-01   
574-891 5 Dunlap IN   097D ONVOY, LLC - IN 332   2019-08-03   
574-891 6 Dunlap IN   7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 332   2012-03-28   
574-891 7 Dunlap IN   508J CENTURYLINK COMMUNICATIONS, LLC 332   2014-04-20   
574-891 8 Dunlap IN   097D ONVOY, LLC - IN 332   2018-10-18   
574-891 9 Dunlap IN   097D ONVOY, LLC - IN 332   2019-08-03   

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

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