| Business | Phone |
| Eco Resources Inc 6900 Bissell St, Huntington Park 90255 | (323) 587-5969 |
| Walnut Park Mutual Water Co 2460 E Florence Ave, Huntington Park 90255 | (323) 585-7321 |
| Maywood Mutual Water Co 5953 Gifford Ave, Huntington Park 90255 | (323) 560-2439 |