Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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O'Brien, OR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
458-286 A   792K CHARTER IP ENABLED SERVICES, LLC 670   2025-03-05   
458-286 1   792K CHARTER IP ENABLED SERVICES, LLC 670   2022-05-08   
541-596 A OBRNORXXRS1  3401 ZIPLY FIBER OREGON, LLC DBA ZIPLY FIBER 670      
541-596 0   3401 ZIPLY FIBER OREGON, LLC DBA ZIPLY FIBER 670      
541-596 1   073H TELNYX LLC 670   2021-04-11   
541-596 2   3401 ZIPLY FIBER OREGON, LLC DBA ZIPLY FIBER 670      
541-596 4   750E ONVOY, LLC - OR 670   2019-09-21   
541-596 5   826H INTEGRATED PATH COMMUNICATIONS-OREGON, LLC - OR 670   2018-08-07   
541-596 6   750E ONVOY, LLC - OR 670   2019-09-21   
541-596 7   508J CENTURYLINK COMMUNICATIONS, LLC 670   2014-09-18   
541-596 8   3401 ZIPLY FIBER OREGON, LLC DBA ZIPLY FIBER 670      
541-596 9   750E ONVOY, LLC - OR 670   2015-03-19   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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