Know what's below. Call before youdig, Planting a tree? Digging a hole for a mailbox? Installing a fence? Remember to contact North Dakota One-Call! There are a number of utility lines buried on your property electric, telephone, gas, water, sewer, cable TV... The first step to any project is safety! Damaging an underground facility can cause injury or even death. Contact North Dakota One-Call and we will contact the utility line owners to locate their lines. These locates do not include any lines you may have installed CALL 811 or click on www.NDONECALL.com to you private facilities (i.e. gas grills, propane, wells, yard lights, etc.] NORTH ONE DAKOTA CALL 811 Know what's below. Call before you dig. 811 or 1-800-795-0555 Know what's below. Call before youdig, Planting a tree? Digging a hole for a mailbox? Installing a fence? Remember to contact North Dakota One-Call! There are a number of utility lines buried on your property electric, telephone, gas, water, sewer, cable TV... The first step to any project is safety! Damaging an underground facility can cause injury or even death. Contact North Dakota One-Call and we will contact the utility line owners to locate their lines. These locates do not include any lines you may have installed CALL 811 or click on www.NDONECALL.com to you private facilities (i.e. gas grills, propane, wells, yard lights, etc.] NORTH ONE DAKOTA CALL 811 Know what's below. Call before you dig. 811 or 1-800-795-0555