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: 978

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-978 A The Dalles OR LNBHWAAA0MD  6349 UNITED STATES CELLULAR - OR 672      
541-978 0 The Dalles OR LNBHWAAA0MD  6349 UNITED STATES CELLULAR - OR 672      
541-978 1 The Dalles OR   6349 UNITED STATES CELLULAR - OR 672   2025-02-27   
541-978 2 The Dalles OR   6349 UNITED STATES CELLULAR - OR 672   2025-02-27   
541-978 3 The Dalles OR   6349 UNITED STATES CELLULAR - OR 672   2025-02-27   
541-978 4 The Dalles OR   6349 UNITED STATES CELLULAR - OR 672   2025-02-27   
541-978 5 The Dalles OR   6349 UNITED STATES CELLULAR - OR 672   2025-02-27   
541-978 6 The Dalles OR   6349 UNITED STATES CELLULAR - OR 672   2025-02-27   
541-978 7 The Dalles OR   6349 UNITED STATES CELLULAR - OR 672   2025-02-27   
541-978 8 The Dalles OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2020-01-27   
541-978 9 The Dalles OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2021-11-11   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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