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: 563 [Rate centres in NPA 563] [Dial plan for NPA 563]

NXX: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-428 A Randalia IA RNDAIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
563-428 0 Randalia IA RNDAIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
563-428 1 Randalia IA RNDAIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
563-428 2 Randalia IA MONNIAXODS1  429J HAWKEYE INTERCONNECT COMPANY - IA 635   2023-07-10   
563-428 3 Randalia IA IWCYIA70AMD  516J TON80 COMMUNICATIONS, LLC 635   2021-07-15   
563-428 4 Randalia IA RNDAIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
563-428 5 Randalia IA   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-07-23   
563-428 6 Randalia IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-05-07   
563-428 7 Randalia IA CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635   2017-06-15   
563-428 8 Randalia IA RNDAIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
563-428 9 Randalia IA RNDAIAXORP0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.