| Business | Phone |
| Granite Falls Cable Access 885 Prentice St, Granite Falls 56241 | (320) 564-3366 |
| Granite Falls City Offices 885 Prentice St, Granite Falls 56241 | (320) 564-3011 |
| Granite Falls Econ Dev Auth 155 7th Ave, Granite Falls 56241 | (320) 564-2255 |
| Granite Falls Econ Dev Auth 163 9th Ave, Granite Falls 56241 | (320) 564-2255 |
| Granite Falls Heartland Exprss 885 Prentice St, Granite Falls 56241 | (320) 564-3800 |
| Granite Falls Light & Water 101 Oak St, Granite Falls 56241 | (320) 564-2530 |
| Granite Falls Motor Vehicle 885 Prentice St, Granite Falls 56241 | (320) 564-4641 |
| Granite Falls Sewage Treatment 986 W Park St, Granite Falls 56241 | (320) 564-3338 |
| Kilowatt Community Ctr 600 Kilowatt Dr, Granite Falls 56241 | (320) 564-3127 |
| Riverside Bottle Shop 142 Highway 212 E, Granite Falls 56241 | (320) 564-2500 |