Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Onslow, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
563-273 A CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635      
563-273 2 CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635      
563-273 3   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
563-273 6 IWCYIA70AMD  516J TON80 COMMUNICATIONS, LLC 635      
563-485 A ONSLIAXO1MD  1265 ONSLOW COOP. TEL. ASSN. 635      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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