Montana One Call Center

1-800-551-UDIG (8344) or 406-755-UDIG or 811

Legal Holidays

Whenever a holiday falls on a Sunday, the succeeding Monday shall be the legal holiday

New Year’s Day
January 1
Memorial Day
Last Monday in May
Independence Day
July 4
Labor Day
First Monday in September
Thanksgiving Day
Fourth Thursday in November
Christmas Day
December 25