Local Calling Guide
Local prefixes
Inbound calling to Sunburst, MT NPA;NXX;Rate Centre;Region;Plan Type;Call Type;Monthly Limit;Note;Effective 406;937;Sunburst;MT;;;;;
Last updated: Sun, 01 Nov 2026 02:11:49 UTC
Inbound calling to Sunburst, MT NPA;NXX;Rate Centre;Region;Plan Type;Call Type;Monthly Limit;Note;Effective 406;937;Sunburst;MT;;;;;
Last updated: Sun, 01 Nov 2026 02:11:49 UTC