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.

Grass Range, MT [Prefix detail]

LATA: 650 BILLINGS MT

LIR:

V: 06139 H: 06898

ILEC: 2246 MID-RIVERS TEL. COOP., INC.

Includes all or part of:

NPA 406:

428 928

See all [Local Prefixes]

Local calling FROM: [Reverse direction]

OCNRate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Baker, MT     
Bloomfield, MT     
Carlyle, MT     
Circle, MT     
Custer, MT     
East Carlyle, ND     
Ekalaka, MT     
Fallon, MT     
Jordan, MT     
Lambert, MT     
Lavina, MT     
Lindsay, MT     
Melstone, MT     
Musselshell, MT     
North Ryegate, MT     
Plevna, MT     
Richey, MT     
Rock Springs, MT     
Roundup, MT     
Roy, MT     
Ryegate, MT     
Savage, MT     
South Wolf Point, MT     
West Glendive, MT     
West Sidney, MT     
Winnett, MT     
7830East Fairview, ND     
7830Fairview, MT     
7830Glendive, MT     
7830Lewistown, MT     
7830Miles City, MT     
7830Sidney, MT     
7830Terry, MT     
7830Wibaux, MT     

*If OCN is blank, this indicates the default local calling area for all carriers. If OCN is not blank, then local calling is available for that OCN only.

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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