Local Calling Guide

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

NXX: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-521 A Maquoketa IA DVNPIAEAGMD  508J CENTURYLINK COMMUNICATIONS, LLC 634      
563-521 0 Maquoketa IA   073H TELNYX LLC 634   2020-05-28   
563-521 1 Maquoketa IA   6529 T-MOBILE USA, INC. 634   2024-08-15   
563-521 2 Maquoketa IA   624H ONVOY SPECTRUM, LLC 634   2021-07-17   
563-521 4 Maquoketa IA   5562 METROPCS, INC. 634   2018-08-03   
563-521 6 Maquoketa IA   8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 634   2019-04-18   
563-521 7 Maquoketa IA   508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-11-17   
563-521 8 Maquoketa IA   624H ONVOY SPECTRUM, LLC 634   2021-11-03   
563-521 9 Maquoketa IA   624H ONVOY SPECTRUM, LLC 634   2021-11-03   

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

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