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: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
574-200 A Winamac IN PLMOINXAQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 332      
574-200 0 Winamac IN SBNDIN01XHX  105F BANDWIDTH.COM CLEC, LLC - IN 332   2015-11-05   
574-200 1 Winamac IN PLMOINXAX2X  097D ONVOY, LLC - IN 332   2021-07-27   
574-200 2 Winamac IN SBNDIN13LMD  965H FRACTEL, LLC 332   2020-09-17   
574-200 3 Winamac IN SBNDIN01X1X  7440 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN 332   2018-05-04   
574-200 4 Winamac IN SBNDIN05X5X  7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 332   2018-06-11   
574-200 5 Winamac IN PLMOINXAX2X  097D ONVOY, LLC - IN 332   2021-12-04   
574-200 6 Winamac IN PLMOINXAX2X  097D ONVOY, LLC - IN 332   2021-12-04   
574-200 7 Winamac IN PLMOINXAXMD  508J CENTURYLINK COMMUNICATIONS, LLC 332   2014-04-17   
574-200 8 Winamac IN PLMOINXAX2X  097D ONVOY, LLC - IN 332   2022-04-17   
574-200 9 Winamac IN PLMOINXAQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 332   2010-02-11   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.