Local Calling Guide
Local prefixes
Outbound calling from Three Rivers, OR NPA;NXX;Rate Centre;Region;Plan Type;Call Type;Monthly Limit;Note;Effective 541;629;Three Rivers;OR;;;;;
Last updated: Thu, 20 Nov 2025 13:34:34 UTC
Outbound calling from Three Rivers, OR NPA;NXX;Rate Centre;Region;Plan Type;Call Type;Monthly Limit;Note;Effective 541;629;Three Rivers;OR;;;;;
Last updated: Thu, 20 Nov 2025 13:34:34 UTC