Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

NXX: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-258 A Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 0 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 1 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 2 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 3 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 4 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 5 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 6 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 7 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-258 8 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      
503-258 9 Portland OR PTLDOR11DS0  9638 QWEST CORPORATION 672      

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

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