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: 513

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-513 A Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-513 0 Dubuque IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2015-01-29   
563-513 1 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2007-03-30   
563-513 2 Dubuque IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2015-02-11   
563-513 3 Dubuque IA DVNPIADTUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2015-03-11   
563-513 4 Dubuque IA DVNPIADTUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2015-07-10   
563-513 5 Dubuque IA DVNPIAEAXMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634   2015-08-17   
563-513 6 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2015-10-05   
563-513 7 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2007-03-30   
563-513 8 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2007-03-30   
563-513 9 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2007-03-30   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.