| Business | Phone |
| County Shop 405 15th St Se, Cooperstown 58425 | (701) 797-3420 |
| Ndsu Extension Svc 808 Rollin Ave Sw, Cooperstown 58425 | (701) 797-3312 |
| Griggs County 1505 Rollin Ave Se, Cooperstown 58425 | (701) 797-2977 |
| Griggs County Register-Deeds 808 Rollin Ave Sw, Cooperstown 58425 | (701) 797-2771 |
| Griggs County Soil District 805 Lenham Ave Sw, Cooperstown 58425 | (701) 797-3644 |
| Griggs County Veterans Svc Office Cooperstown 58425 | (701) 797-3717 |