Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 574 [Rate centres in NPA 574] [Dial plan for NPA 574]

NXX: 651

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
574-651 A Osceola IN OSCLIN01DS0  9325 INDIANA BELL TEL CO INC 332      
574-651 0 Osceola IN   9325 INDIANA BELL TEL CO INC 332      
574-651 1 Osceola IN   9325 INDIANA BELL TEL CO INC 332      
574-651 2 Osceola IN   9325 INDIANA BELL TEL CO INC 332      
574-651 3 Osceola IN   9325 INDIANA BELL TEL CO INC 332      
574-651 4 Osceola IN   9325 INDIANA BELL TEL CO INC 332      
574-651 5 Osceola IN   9325 INDIANA BELL TEL CO INC 332      
574-651 6 Osceola IN   9325 INDIANA BELL TEL CO INC 332      
574-651 7 Osceola IN   105F BANDWIDTH.COM CLEC, LLC - IN 332   2008-11-24   
574-651 8 Osceola IN   318J COMCAST IP PHONE, LLC 332   2012-10-26   
574-651 9 Osceola IN   105F BANDWIDTH.COM CLEC, LLC - IN 332   2015-11-05   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.