| Business | Phone |
| Natural Resources Conservation 804 W 12th St, Alturas 96101 | (530) 233-4137 |
| Us Consolidated Farm Svc Agcy 1030 N Main St, Alturas 96101 | (530) 233-4391 |
| Us Consolidated Farm Svc Agcy 802 W 12th St, Alturas 96101 | (530) 233-4391 |
| Us Resource Conservation & Dev 806 W 12th St, Alturas 96101 | (530) 233-4314 |
| Modoc National Wildlife Refuge County Road 115, Alturas 96101 | (530) 233-3572 |
| Us Consolidated Farm Svc Agcy 204 W 12th St, Alturas 96101 | (530) 233-4615 |
| Us Land Management Bureau 608 W 12th St, Alturas 96101 | (530) 233-3437 |
| Us Land Management Bureau 708 W 12th St, Alturas 96101 | (530) 233-4666 |