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Explore damage prevention information, local contacts and rules for safe digging in Washington.
Washington Call Before You Dig
811 or 1-800-424-5555
WA 811P.O. Box 4796South Colby, WA. 98384
24 / 7
2 business daysNumber of days in advance of a digging project that you need to notify the one call center of your intent to dig.
Marks Valid: Valid for the life of the ticket (45 days)