Local Calling Guide
Local prefixes
Inbound calling to Helix, OR NPA;NXX;Rate Centre;Region;Plan Type;Call Type;Monthly Limit;Note;Effective 541;457;Helix;OR;;;;;
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
Inbound calling to Helix, OR NPA;NXX;Rate Centre;Region;Plan Type;Call Type;Monthly Limit;Note;Effective 541;457;Helix;OR;;;;;
Last updated: Wed, 20 Nov 2024 21:20:06 UTC