| Business | Phone |
| Twin Falls Building Inspection 345 2nd Ave E, Twin Falls 83301 | (208) 735-7238 |
| Twin Falls City Engineer 321 2nd Ave E, Twin Falls 83301 | (208) 735-7273 |
| Twin Falls City Information 356 3rd Ave E, Twin Falls 83301 | (208) 735-7287 |
| Twin Falls Personnel Dept 321 2nd Ave E, Twin Falls 83301 | (208) 735-7251 |
| Twin Falls Humane Society 420 Victory Ave, Twin Falls 83301 | (208) 736-2299 |
| Twin Falls Waste Water Cllctn 321 2nd Ave E, Twin Falls 83301 | (208) 735-7270 |
| Twin Falls Water Billing 321 2nd Ave E, Twin Falls 83301 | (208) 735-7259 |
| Twin Falls Water Customer Svc 321 2nd Ave E, Twin Falls 83301 | (208) 735-7250 |
| Twin Falls Water Shop Repair 207 6th Ave W, Twin Falls 83301 | (208) 735-7275 |
| Twin Falls Water-Sewer 207 6th Ave W, Twin Falls 83301 | (208) 735-7200 |
| Twin Falls Weed Control 321 2nd Ave E, Twin Falls 83301 | (208) 735-7264 |
| Water Shop Repair 207 6th Ave W, Twin Falls 83301 | (208) 736-2275 |
| Sewer Treatment Plant 350 Canyon Springs Rd, Twin Falls 83301 | (208) 734-9933 |
| Hollister City Office 2392 Main St, Twin Falls 83301 | (208) 655-4225 |
| Joslin Field-Magic Valley Rgnl 492 Airport Loop, Twin Falls 83301 | (208) 733-5215 |