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: 206

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-206 A Clinton IA DVNPIAEAGMD  508J CENTURYLINK COMMUNICATIONS, LLC 634      
563-206 0 Clinton IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2017-07-10   
563-206 1 Clinton IA   751F MCC TELEPHONY OF IOWA, LLC - IA 634   2019-04-07   
563-206 2 Clinton IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2017-12-21   
563-206 3 Clinton IA   8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 634   2018-10-11   
563-206 4 Clinton IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634   2018-04-23   
563-206 5 Clinton IA   073H TELNYX LLC 634   2020-05-25   
563-206 6 Clinton IA   495J STRATUS NETWORKS 634   2021-01-03   
563-206 7 Clinton IA   508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-10-05   
563-206 8 Clinton IA   6529 T-MOBILE USA, INC. 634   2018-04-09   
563-206 9 Clinton IA   6529 T-MOBILE USA, INC. 634   2018-04-09   

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

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