Local Calling Guide

Rate centre information

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name. Use official postal abbreviations for province/state/territory.

Geraldine, MT [Prefix detail]

LATA: 648 GREAT FALLS MT

LIR:

V: 06067 H: 07137

ILEC: 3310 TRIANGLE TEL. COOP. ASSN., INC.

Includes all or part of:

NPA 406:

737

See all [Local Prefixes]

Local calling TO 5 exchanges: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Cascade, MT     
Dutton, MT     
Fort Benton, MT     
Great Falls, MT     
Loma, MT     

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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