Address:
7223 Parkway Drive
Suite 100
Hanover, MD 21076
Hours
M - F 0700 - 1700
Emergency 24/7
Advanced Notice:
2 business days
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: 12 business days
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.