| Business | Phone |
| Cunningham Associates Sonora 95370 | (209) 532-6355 |
| Dambacher & Dambacher 20250 Peaceful Oak Rd, Sonora 95370 | (209) 532-8777 |
| Ess Sonora 95370 | (209) 928-4900 |
| Fannie's Porch 83 S Stewart St, Sonora 95370 | (209) 728-8056 |
| Fibreboard Corp Sonora 95370 | (209) 533-8905 |
| Lewis & Lewis 15959 Curtis Cir, Sonora 95370 | (209) 588-9659 |
| Martignoni & Martignoni Sonora 95370 | (209) 532-8963 |
| New Edge Networks Sonora 95370 | (209) 588-9863 |
| Northtown Offices 427 Highway 49, Sonora 95370 | (209) 532-6046 |
| Opi Products Inc Sonora 95370 | (209) 532-4596 |
| Sanguinetti Co Sonora 95370 | (209) 532-5552 |
| Tel-Pac Inc 19468 Village Dr, Sonora 95370 | (209) 532-5096 |
| Thermtec 19500 Nugget Blvd, Sonora 95370 | (209) 533-9195 |