Montana Area Codes

Major City: Helena

  • Admission to Statehood:
    November 8,1889 (41st State)
  • Constitution:
    Montana's Constitution , 41st State
  • Nickname:
    Treasure State
  • Population (2013):
    1,015,165; Rank: 44 of 50 | Population Quick Facts
  • Area:
    • Area: 147,046 sq.mi (380,848 sq.km.), 4th
    • Land: 145,556 sq.mi. (376,989 sq.km.), 4th
    • Water: 1,490 sq.mi. (3,859 sq.km.), 26th

Area Codes Montana

Map:

Usage:
Area codes:
Area Code Prefix Usage Primary City Carrier Introduced
406 (406) 200- Landline Billings Teleport Communications America - Mt - LLC 04/17/2012
406 (406) 201- Wireless Rosebud New Cingular Wireless PCS 01/21/2003
406 (406) 202- Wireless Helena New Cingular Wireless PCS 04/18/2001
406 (406) 203- Landline Missoula Level 3 Communications 06/30/2001
406 (406) 204- Landline Helena Level 3 Communications 06/30/2001
406 (406) 205- Landline Great Falls Level 3 Communications 06/30/2001
406 (406) 206- Landline Billings Level 3 Communications 06/30/2001
406 (406) 207- Wireless Missoula New Cingular Wireless PCS 04/18/2001
406 (406) 208- Wireless Billings New Cingular Wireless PCS 04/18/2001
406 (406) 209- Wireless Bozeman New Cingular Wireless PCS 04/18/2001
406 (406) 210- Wireless Seeley Lake Cellco Partnership DBA Verizon Wireless 06/13/2000
406 (406) 212- Wireless Kalispell New Cingular Wireless PCS 04/18/2001
406 (406) 213- Landline Rosebud Level 3 Communications 05/06/2003
406 (406) 214- Landline Missoula Cellco Partnership DBA Verizon Wireless 01/27/2004
406 (406) 215- Landline Missoula Eltopia Communications 05/07/2010
406 (406) 216- Landline Great Falls 3 Rivers Telephone Cooperative 08/20/2000
406 (406) 217- Landline Great Falls AT&T; Local 08/20/2000
406 (406) 218- Wireless Missoula Sprint Spectrum L.p.- Mt 08/03/2004
406 (406) 219- Landline Bozeman AT&T; Local 02/13/2003
406 (406) 220- Wireless Livingston New Cingular Wireless PCS 02/04/1994
406 (406) 221- Landline Butte AT&T; Local 02/13/2003
406 (406) 222- Landline Livingston Qwest Corporation 02/04/1994
406 (406) 223- Wireless Livingston Cellco Partnership DBA Verizon Wireless 09/11/1994
406 (406) 224- Wireless Livingston Cellco Partnership DBA Verizon Wireless 10/11/1997
406 (406) 225- Landline Boulder Qwest Corporation 02/04/1994
406 (406) 226- Landline Essex Qwest Corporation 02/04/1994
406 (406) 227- Landline East Helena Qwest Corporation 02/04/1994
406 (406) 228- Landline Glasgow Nemont Telephone Cooperative 02/04/1994
406 (406) 229- Wireless Livingston New Cingular Wireless PCS 01/20/2003
406 (406) 230- Wireless Glasgow Cellco Partnership DBA Verizon Wireless 07/06/1997
406 (406) 231- Wireless Great Falls New Cingular Wireless PCS 07/12/2001
406 (406) 232- Landline Miles City Qwest Corporation 02/04/1994
406 (406) 233- Landline Miles City Qwest Corporation 01/10/1996
406 (406) 234- Landline Miles City Mid-rivers Telephone Cooperative 10/11/1997
406 (406) 235- Landline Wolf Creek Qwest Corporation 02/04/1994
406 (406) 236- Landline Neihart 3 Rivers Telephone Cooperative 02/04/1994
406 (406) 237- Landline Billings Qwest Corporation 07/06/1997
406 (406) 238- Landline Billings Qwest Corporation 02/04/1994
406 (406) 239- Wireless Missoula New Cingular Wireless PCS 07/06/1997
406 (406) 240- Wireless Missoula New Cingular Wireless PCS 02/04/1994
406 (406) 241- Wireless Missoula New Cingular Wireless PCS 01/10/1996
406 (406) 242- Wireless Thompson Falls New Cingular Wireless PCS 03/18/2003
406 (406) 243- Landline Missoula Qwest Corporation 02/04/1994
406 (406) 244- Landline Potomac Blackfoot Telephone Cooperative 02/04/1994
406 (406) 245- Landline Billings Qwest Corporation 02/04/1994
406 (406) 246- Landline Dixon Blackfoot Telephone Cooperative 02/04/1994
406 (406) 247- Landline Billings Qwest Corporation 09/11/1994
406 (406) 248- Landline Billings Qwest Corporation 02/04/1994
406 (406) 249- Wireless Kalispell Cellco Partnership DBA Verizon Wireless 04/15/1996
406 (406) 250- Wireless Kalispell Cellco Partnership DBA Verizon Wireless 02/04/1994
Area Code: 406
Prefix: (406) 200-
Usage: Landline
Primary City: Billings
Carrier: Teleport Communications America - Mt - LLC
Introduced: 04/17/2012
Area Code: 406
Prefix: (406) 201-
Usage: Wireless
Primary City: Rosebud
Carrier: New Cingular Wireless PCS
Introduced: 01/21/2003
Area Code: 406
Prefix: (406) 202-
Usage: Wireless
Primary City: Helena
Carrier: New Cingular Wireless PCS
Introduced: 04/18/2001
Area Code: 406
Prefix: (406) 203-
Usage: Landline
Primary City: Missoula
Carrier: Level 3 Communications
Introduced: 06/30/2001
Area Code: 406
Prefix: (406) 204-
Usage: Landline
Primary City: Helena
Carrier: Level 3 Communications
Introduced: 06/30/2001
Area Code: 406
Prefix: (406) 205-
Usage: Landline
Primary City: Great Falls
Carrier: Level 3 Communications
Introduced: 06/30/2001
Area Code: 406
Prefix: (406) 206-
Usage: Landline
Primary City: Billings
Carrier: Level 3 Communications
Introduced: 06/30/2001
Area Code: 406
Prefix: (406) 207-
Usage: Wireless
Primary City: Missoula
Carrier: New Cingular Wireless PCS
Introduced: 04/18/2001
Area Code: 406
Prefix: (406) 208-
Usage: Wireless
Primary City: Billings
Carrier: New Cingular Wireless PCS
Introduced: 04/18/2001
Area Code: 406
Prefix: (406) 209-
Usage: Wireless
Primary City: Bozeman
Carrier: New Cingular Wireless PCS
Introduced: 04/18/2001
Area Code: 406
Prefix: (406) 210-
Usage: Wireless
Primary City: Seeley Lake
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 06/13/2000
Area Code: 406
Prefix: (406) 212-
Usage: Wireless
Primary City: Kalispell
Carrier: New Cingular Wireless PCS
Introduced: 04/18/2001
Area Code: 406
Prefix: (406) 213-
Usage: Landline
Primary City: Rosebud
Carrier: Level 3 Communications
Introduced: 05/06/2003
Area Code: 406
Prefix: (406) 214-
Usage: Landline
Primary City: Missoula
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 01/27/2004
Area Code: 406
Prefix: (406) 215-
Usage: Landline
Primary City: Missoula
Carrier: Eltopia Communications
Introduced: 05/07/2010
Area Code: 406
Prefix: (406) 216-
Usage: Landline
Primary City: Great Falls
Carrier: 3 Rivers Telephone Cooperative
Introduced: 08/20/2000
Area Code: 406
Prefix: (406) 217-
Usage: Landline
Primary City: Great Falls
Carrier: AT&T; Local
Introduced: 08/20/2000
Area Code: 406
Prefix: (406) 218-
Usage: Wireless
Primary City: Missoula
Carrier: Sprint Spectrum L.p.- Mt
Introduced: 08/03/2004
Area Code: 406
Prefix: (406) 219-
Usage: Landline
Primary City: Bozeman
Carrier: AT&T; Local
Introduced: 02/13/2003
Area Code: 406
Prefix: (406) 220-
Usage: Wireless
Primary City: Livingston
Carrier: New Cingular Wireless PCS
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 221-
Usage: Landline
Primary City: Butte
Carrier: AT&T; Local
Introduced: 02/13/2003
Area Code: 406
Prefix: (406) 222-
Usage: Landline
Primary City: Livingston
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 223-
Usage: Wireless
Primary City: Livingston
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 09/11/1994
Area Code: 406
Prefix: (406) 224-
Usage: Wireless
Primary City: Livingston
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 10/11/1997
Area Code: 406
Prefix: (406) 225-
Usage: Landline
Primary City: Boulder
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 226-
Usage: Landline
Primary City: Essex
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 227-
Usage: Landline
Primary City: East Helena
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 228-
Usage: Landline
Primary City: Glasgow
Carrier: Nemont Telephone Cooperative
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 229-
Usage: Wireless
Primary City: Livingston
Carrier: New Cingular Wireless PCS
Introduced: 01/20/2003
Area Code: 406
Prefix: (406) 230-
Usage: Wireless
Primary City: Glasgow
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 07/06/1997
Area Code: 406
Prefix: (406) 231-
Usage: Wireless
Primary City: Great Falls
Carrier: New Cingular Wireless PCS
Introduced: 07/12/2001
Area Code: 406
Prefix: (406) 232-
Usage: Landline
Primary City: Miles City
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 233-
Usage: Landline
Primary City: Miles City
Carrier: Qwest Corporation
Introduced: 01/10/1996
Area Code: 406
Prefix: (406) 234-
Usage: Landline
Primary City: Miles City
Carrier: Mid-rivers Telephone Cooperative
Introduced: 10/11/1997
Area Code: 406
Prefix: (406) 235-
Usage: Landline
Primary City: Wolf Creek
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 236-
Usage: Landline
Primary City: Neihart
Carrier: 3 Rivers Telephone Cooperative
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 237-
Usage: Landline
Primary City: Billings
Carrier: Qwest Corporation
Introduced: 07/06/1997
Area Code: 406
Prefix: (406) 238-
Usage: Landline
Primary City: Billings
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 239-
Usage: Wireless
Primary City: Missoula
Carrier: New Cingular Wireless PCS
Introduced: 07/06/1997
Area Code: 406
Prefix: (406) 240-
Usage: Wireless
Primary City: Missoula
Carrier: New Cingular Wireless PCS
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 241-
Usage: Wireless
Primary City: Missoula
Carrier: New Cingular Wireless PCS
Introduced: 01/10/1996
Area Code: 406
Prefix: (406) 242-
Usage: Wireless
Primary City: Thompson Falls
Carrier: New Cingular Wireless PCS
Introduced: 03/18/2003
Area Code: 406
Prefix: (406) 243-
Usage: Landline
Primary City: Missoula
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 244-
Usage: Landline
Primary City: Potomac
Carrier: Blackfoot Telephone Cooperative
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 245-
Usage: Landline
Primary City: Billings
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 246-
Usage: Landline
Primary City: Dixon
Carrier: Blackfoot Telephone Cooperative
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 247-
Usage: Landline
Primary City: Billings
Carrier: Qwest Corporation
Introduced: 09/11/1994
Area Code: 406
Prefix: (406) 248-
Usage: Landline
Primary City: Billings
Carrier: Qwest Corporation
Introduced: 02/04/1994
Area Code: 406
Prefix: (406) 249-
Usage: Wireless
Primary City: Kalispell
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 04/15/1996
Area Code: 406
Prefix: (406) 250-
Usage: Wireless
Primary City: Kalispell
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 02/04/1994