| Business | Phone |
| Brogdex Co 2250 Stewart St # 14, Stockton 95205 | (209) 932-0212 |
| California Ammonia Co 212 Frank West Cir # E, Stockton 95206 | (209) 982-1000 |
| Califronia Ammonia Co Port Rd G15, Stockton 95205 | (209) 466-9957 |
| Western Farm Svc 1905 N Broadway Ave, Stockton 95205 | (209) 547-2600 |