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: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-281 A Muscatine IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
563-281 0 Muscatine IA   8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 634   2019-11-20   
563-281 1 Muscatine IA   444G AUREON COMMUNICATIONS, LLC 634   2019-12-30   
563-281 2 Muscatine IA   624H ONVOY SPECTRUM, LLC 634   2021-07-17   
563-281 3 Muscatine IA   221F ONVOY, LLC - IA 634   2020-10-06   
563-281 4 Muscatine IA   221F ONVOY, LLC - IA 634   2020-10-06   
563-281 5 Muscatine IA   221F ONVOY, LLC - IA 634   2019-10-25   
563-281 6 Muscatine IA   221F ONVOY, LLC - IA 634   2019-10-25   
563-281 8 Muscatine IA   624H ONVOY SPECTRUM, LLC 634   2021-10-29   
563-281 9 Muscatine IA   624H ONVOY SPECTRUM, LLC 634   2021-10-29   

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

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