| Business | Phone |
| Cal Family Foods 500 Lurline Ave, Colusa 95932 | (530) 458-2349 |
| Colusa Milling Co 2881 Niagara Ave, Colusa 95932 | (530) 458-8201 |
| Colusa Rice Co E Main St, Colusa 95932 | (530) 458-4848 |
| Terhel Farms Drier & Storage 5221 Butler Rd, Colusa 95932 | (530) 458-2600 |