Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 529

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-529 A Oakland OR CSBYORXXIMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670      
541-529 0 Oakland OR   6010 NEW CINGULAR WIRELESS PCS, LLC 670   2020-03-06   
541-529 1 Oakland OR   826H INTEGRATED PATH COMMUNICATIONS-OREGON, LLC - OR 670   2018-08-07   
541-529 2 Oakland OR   750E ONVOY, LLC - OR 670   2016-04-01   
541-529 3 Oakland OR   073H TELNYX LLC 670   2021-05-01   
541-529 4 Oakland OR   750E ONVOY, LLC - OR 670   2019-09-21   
541-529 5 Oakland OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2020-04-03   
541-529 6 Oakland OR   7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 670   2018-03-30   
541-529 7 Oakland OR   750E ONVOY, LLC - OR 670   2016-04-08   
541-529 8 Oakland OR   750E ONVOY, LLC - OR 670   2016-04-08   
541-529 9 Oakland OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 670   2016-07-03   

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

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