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: 273

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-273 A Onslow IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635      
563-273 2 Onslow IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635   2018-08-19   
563-273 3 Onslow IA   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-08-20   
563-273 6 Onslow IA IWCYIA70AMD  516J TON80 COMMUNICATIONS, LLC 635   2022-03-08   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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