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North Dakota

Explore damage prevention information, local contacts and rules for safe digging in North Dakota.

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North Dakota One Call
811 or 800-795-0555

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PO Box 1015
Bismarck, ND 58502

24 / 7

Advanced Notice: Two full business days, not including the day the locate request was placed
Number of days in advance of a digging project that you need to notify the one call center of your intent to dig.

Marks Valid: The ticket is valid for 21 calendar days from the start time stated on the ticket.
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.