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: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-957 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-957 0 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 1 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 2 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 3 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 4 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 5 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 6 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 7 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 8 Portland OR PTLJORIY1MD  5562 METROPCS, INC. 672      
503-957 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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