| Business | Phone |
| Harrisburg Water Dept 110 E Locust St 6, Harrisburg 62946 | (618) 252-6344 |
| Mitchellville Water District 125 Triple S Rd, Harrisburg 62946 | (618) 252-4051 |
| Prospect Water District 3395 Harco Rd, Harrisburg 62946 | (618) 252-1910 |
| Raleigh Water Distr 185 Grace Rd, Harrisburg 62946 | (618) 273-8003 |