New Hampshire
New Hampshire
Explore damage prevention information, local contacts and rules for safe digging in New Hampshire.
One Call Centers
811 or1-888-344-7233
Address:
11 Upton Dr.Wilmington MA 01887
Hours:
M - F 0600 - 1700, Damage / Emergency 24 HoursAdvance Notice:
3 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:
30 daysDefines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.
