Local Calling Guide

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

NXX: 442

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-442 A Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-442 0 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 1 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 2 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 3 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 4 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 5 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 6 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 7 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 8 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-03-27   
503-442 9 Portland OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2005-04-27   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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