6908 N. Robinson Ave.
Oklahoma City, OK 73116
24 / 7
No more than 14 days nor less than 48 hours, excluding the date of notification, Saturdays, Sundays, and legal holidays
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: Depends on visibility & 14 calendar days
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.