| Business | Phone |
| Banta Carbona Irrigation Dist 3514 W Lehman Rd, Tracy 95304 | (209) 835-4670 |
| Blewett Mutual Water District Tracy 95376 | (209) 836-0550 |
| Naglee Burk Irrigation Dist 18961 S Lammers Rd, Tracy 95304 | (209) 835-0395 |
| Pescadero Reclamation Dist 3650 W Canal Blvd, Tracy 95304 | (209) 835-2293 |
| Plain View Water Dist 324 E 11th St, Tracy 95376 | (209) 835-0375 |
| S F Water Dept Chlorinating 9000 W Vernalis Rd, Tracy 95377 | (209) 835-2578 |
| West Side Irrigation Dist 1320 N Tracy Blvd, Tracy 95376 | (209) 835-0503 |
| West Side Irrigation Dist S Wicklund Rd, Tracy 95376 | (209) 835-0250 |