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Contact MDT
Please use our contact list for specific services to help you find the correct individual or area you are looking for.
Mailing Address:
Montana Department of Transportation
2701 Prospect Avenue
PO Box 201001
Helena MT 59620-1001
Phone: 406.444.6201 | TTY: 800.335.7592
(Staffed 8am-5pm, Monday-Friday, except state holidays. )
