| Business | Phone |
| Cis Computerized Irrigation 3969 Calgary Ave, San Diego 92122 | (858) 678-0371 |
| Drip Irrigation Systems 7920 Silverton Ave, San Diego 92126 | (858) 586-0030 |
| Drip Research Tech Svc Usa 701 B St # 374, San Diego 92101 | (858) 270-7244 |
| Drts Drip Research Tech Svc San Diego 92109 | (858) 270-7244 |
| Ewing Irrigation & Ind Prods 7151 Ronson Rd # A, San Diego 92111 | (858) 576-9530 |
| Mc Namara Pump & Electric San Diego 92121 | (858) 454-1686 |
| Imperial Irrigation Supply Inc 9270 Clairemont Mesa Blvd, San Diego 92123 | (858) 514-4200 |
| Larson Irrigation 8645 Ave Costa Norte, San Diego 92154 | (619) 661-6300 |