The Transportation Department 
of Montana is one of the executive agencies of the Government of Montana. The department looks after number of programs related to maintenance, construction, and monitoring transportation of Montana’s infrastructure and operations. The transportation system in Montana comprises of road transport, rail transport and air transport.
Road Transportation in Montana
The state of Montana comprise of an extensive network of major roadways. The road network of the state of Montana consists of Interstate highways, U.S. highways, Primary state highways and Secondary state highways. In order to improve the road conditions, the Montana Department of Transportation has adopted several programs like the Adopt-A-Highway Program, Traffic Safety Programs and Statewide Transportation Improvement Program (STIP).Adopt-A-Highway Program
The Department’s Adopt-A-Highway program helps significantly lessen the roadside trash issues. The program also improves the look of Montana’s communities and helps reveal the natural heritage of the state. Montana’s Adopt-A-Highway program corresponds with community groups that give highway trash and litter pick-up in local communities.
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.Traffic Safety Programs
The State Highway Traffic Safety program works to reduce traffic crashes in the state, through a series of programs and schemes that is designed to assist in the development of counter-measures for known problem areas.
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.Statewide Transportation Improvement Program
This program is worked out through the coordinated attempt of the Montana Department of Transportation, state and federal agencies, metropolitan planning organizations, local and tribal governments, transportation providers, public agencies, citizens, and other concerned parties.This program is responsible for highway, rail, aviation, and transit improvements and also preservation, renovation, and improvement of Montana's transportation system.
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Highways in Montana
Montana’s five interstate highways are the major backbone for high-volume goods movement around the state of Montana. The major interstate highways in Montana are I-15, I-115, I-315, I-90 and I-94.
Montana Motor Vehicle Division
- Interstate 15 (I-15) is a major highway in Montana; it connects major cities of Butte, Helena and Great Falls.
- Interstate 115 (I-115) in Montana is a short auxiliary Interstate Highway. This highway Interstate 15 and 90 to Butte in Montana.
- Interstate (I-315) is the second shortest interstate in Montana.
- Interstate 90 (I-90) in Montana is a part of the east–west transcontinental Interstate 90. The Highway connects Washington, Seattle to Massachusetts and Boston
- Interstate 94 (I-94) in Montana is a part of the east–west Interstate 94, It connects Montana, Billings, to the Canadian border in Port Huron, Michigan.
Department of Justice
P.O. Box 201430, 302 N Roberts,
Helena MT 59620-1430
Phone no: (406) 444-3933
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Air Transportation in Montana
The Aviation division 
of Montana is responsible for promoting safety of aviation throughout the state of Montana. The state has approximately 120 public use airports situated across the state in almost every county. Some of the major airports in Montana are Billings Logan International Airport, Bozeman Yellowstone International Airport, Bert Mooney Airport, Great Falls International Airport, Helena Regional Airport and Missoula International Airport.
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.Billings Logan International Airport
Billings Logan International Airport is operated and owned by Billing’s country. There are three runways and associated taxiways in the airport. The airlines that operate from this airport are Allegiant, Alaska Airlines, Delta, Cape Air and United.Contact Details
Billings Logan International Airport
1901 Terminal Cir
Billings, MT 59105
Phone no: (406) 247-8609
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.Bozeman Yellowstone International Airport
The airport is operated and owned by the Gallatin Airport Authority. This airport is the only airport in Montana that serves as a year-round gateway for two Yellowstone National Park entrances.
50 Gallatin Field Road, Suite 6
Belgrade, MT 59714
Phone no: (406) 388-8321
Fax: (406) 388-6634
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.Bert Mooney Airport
The airport is situated in the Summit Valley of Butte in Montana. The airport consists of two runways. The Delta Connection and the Skywest Airlines serves Butte with two non-stop flights to Utah and Salt Lake City each day.Contact Details
101 Airport Rd, Butte, MT 59701
Phone no: 406-494-3771
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.Great Falls International Airport
The airport is situated on the scenic Missouri River. The airlines that are operated from the airport are Alaska Airlines, Allegiant Air, Delta Airlines, and United Airlines. The destinations served by the airport are Denver, Las Vegas, Minneapolis, Phoenix/Mesa, Salt Lake City and Seattle. Contact Details
2800 Terminal Drive
Great Falls, MT 59404
Phone no: (406)727-3404
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.Helena Regional Airport
The Helena Regional Airport was established in the year 1928. The airport is governed by a City-County Board. The airlines served by the airport includes Alaska Airlines Delta Airlines, and United Airlines.Contact Details
Helena Regional Airport Authority
2850 Mercer Loop
Helena, Montana 59602
Phone no: 406-442-2821
Fax no: 406-449-2340
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.Missoula County Airport
Missoula County Airport is owned and operated by Missoula County Airport Authority. The airport serves 12 non-stop destinations. The airlines operated from the airport are Alaska Airlines, Frontier Airlines, Allegiant Air, Delta Air Lines and United Airlines.
Contact DetailsMailing Address
Missoula County Airport Authority
5225 Highway 10 West,
Airport Box 25
Missoula, MT 59808
Phone no: (406) 728-4381
Fax: (406) 549-6103Physical Address
Missoula Airport Terminal Building
5225 Highway 10 West, Airport Box
Missoula, MT 59808
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Rail Transportation in Montana
Rail, Transit and planning division 
of Montana provides a broad range of multimodal program, planning, and data collection and analysis facilities which supports the transportation department’s efforts to manage the multimodal transportation system of Montana. Amtrak provides all passenger rail in Montana. The BNSF Railway is the largest freight railroad in Montana.
Railroads in Montana
There are several railroads 
in the state of Montana. The railroads in Montana are:
Union Pacific Railroad (UP)
Union Pacific Railroad is one of two Class I railroads in the state of Montana. This railroad provides a connection between the Port of Montana in Silver Bow and markets in the Western U.S. and southwestern U.S. BNSF Railway (BNSF)
This railroad operates in 28 states in America and two Canadian provinces. BNSF railway is one of two Class I railroads in Montana and operates in 94 percent of the Class I rail miles of the state.Central Montana Rail (CMR)
It is a Class III local railroad in Montana that operates in 88 route miles between Moccasin Junction and Geraldine.Montana Rail Link (MRL)
Montana Rail Link 
railroad is an FRA Class II regional railroad in Montana that has been serving the state for 25 years and also America and the globe.Mission Mountain Railroad (MMR)
It is short-line in Montana that includes two segments, both of which interchange with BNSF.Yellowstone Valley Railroad (YVR)
This railroad functions between Scobey and Glendive in Northeast Montana, and also serves numerous grain elevators along its route. Dakota, Missouri Valley, and Western Railroad (DMVW)
It is is a regional railroad, in the state and earlier part of the Line Railroad with 364 total track miles in North Dakota and Montana.Butte, Anaconda and Pacific Railway (BAP)
BAP is a short line railroad in the Montana. This railroad was founded in the year 1892.
Passenger Rail Service in Montana
Amtrak or National Railroad Passenger Corporation is a government railroad service system in the United States which offers safe, high quality on-time rail passenger service. Amtrak manages and operates several trains daily. The Amtrak also operates passenger rail service in the state of Montana. The Empire Builder is one of most popular long-distance trains of Amtrak in Montana.
- Customer Care and Reservations: 1-800-872-7245 or 1-800-523-6590
- Emergency line: 1-800-331-0008 or Txt-a-Tip to APD11 (27311).
to know more about Passenger Rail Service in Montana.
- Transportation Department of Montana
- Aviation Division on Montana
- Rail, Transit and planning Division on Montana
- Railroads in Montana
- Montana Rail Link