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: 571

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-571 A Hermiston OR LNBHWAAA0MD  6349 UNITED STATES CELLULAR - OR 672      
541-571 0 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 1 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 2 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 3 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 4 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 5 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 6 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 7 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 8 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      
541-571 9 Hermiston OR   6349 UNITED STATES CELLULAR - OR 672      

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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