| Business | Phone |
| Ukiah City Water & Sewer 1320 Airport Rd, Ukiah 95482 | (707) 467-2812 |
| Millview County Water District 3081 N State St, Ukiah 95482 | (707) 462-7229 |
| Rogina Water Co 1850 Talmage Rd, Ukiah 95482 | (707) 462-4056 |
| Willow County Water Dist 151 Laws Ave, Ukiah 95482 | (707) 462-2666 |