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: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-551 A Davenport IA DVNPIAEAUMD  722G WIDE VOICE, LLC - IA 634      
563-551 0 Davenport IA   318J COMCAST IP PHONE, LLC 634   2025-06-22   
563-551 1 Davenport IA   722G WIDE VOICE, LLC - IA 634   2019-12-20   
563-551 2 Davenport IA   221F ONVOY, LLC - IA 634   2021-03-14   
563-551 3 Davenport IA   221F ONVOY, LLC - IA 634   2021-03-14   
563-551 4 Davenport IA   221F ONVOY, LLC - IA 634   2021-03-14   
563-551 5 Davenport IA   5562 METROPCS, INC. 634   2020-04-25   
563-551 6 Davenport IA   221F ONVOY, LLC - IA 634   2021-03-14   
563-551 7 Davenport IA   221F ONVOY, LLC - IA 634   2021-03-14   
563-551 8 Davenport IA   732J NUSO, LLC 634   2024-09-01   
563-551 9 Davenport IA   6266 UNITED STATES CELLULAR - IA 634   2024-10-31   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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