Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 563 [Rate centres in NPA 563] [Dial plan for NPA 563]

NXX: 451

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-451 A Dubuque IA DVNPIADT6MD  7421 AT&T - LOCAL 634      
563-451 0 Dubuque IA DVNPIAEAXMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634      
563-451 1 Dubuque IA DVNPIADT6MD  7421 AT&T - LOCAL 634      
563-451 2 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-451 3 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-451 4 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-451 5 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-451 6 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-451 7 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-451 8 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
563-451 9 Dubuque IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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