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: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

NXX: 367

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-367 A Winslow IL WNSLILXARS1  1036 FRONTIER NORTH, INC. - IL 360      
815-367 1 Winslow IL FRPTILXACMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 360   2010-06-28   
815-367 2 Winslow IL WNSLILXARS1  1036 FRONTIER NORTH, INC. - IL 360      
815-367 3 Winslow IL RCFRILRTZMD  224C ONVOY, LLC 360   2021-07-05   
815-367 4 Winslow IL FRPTILXA8MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 360   2021-09-13   
815-367 5 Winslow IL RCFRILRCX3X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 360   2021-07-01   
815-367 6 Winslow IL RCFRILRTZMD  224C ONVOY, LLC 360   2021-04-02   
815-367 7 Winslow IL RCFRILRTXRX  508J CENTURYLINK COMMUNICATIONS, LLC 360   2016-02-20   
815-367 8 Winslow IL RCFRILRTZMD  224C ONVOY, LLC 360   2020-07-18   
815-367 9 Winslow IL WNSLILXARS1  1036 FRONTIER NORTH, INC. - IL 360      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.