| Business | Phone |
| City Of Gillette 201 E 5th St, Gillette 82716 | (307) 686-5208 |
| City Of Gillette Electric Dept 611 N Exchange Ave, Gillette 82716 | (307) 686-5315 |
| Gillette Building Inspection 201 E 5th St, Gillette 82716 | (307) 686-5260 |
| Gillette Central Switchboard 201 E 5th St, Gillette 82716 | (307) 686-5200 |
| Gillette City Clerk's Office 201 E 5th St, Gillette 82716 | (307) 686-5210 |
| Gillette City Elec Engineering 611 N Exchange Ave, Gillette 82716 | (307) 686-5277 |
| Gillette City Office 611 N Exchange Ave, Gillette 82716 | (307) 685-0910 |
| Gillette City Parking Control 201 E 5th St, Gillette 82716 | (307) 686-5253 |
| Gillette City Planning 201 E 5th St, Gillette 82716 | (307) 686-5281 |
| Gillette City Purchasing 201 E 5th St, Gillette 82716 | (307) 686-5263 |
| Gillette City Recycling 611 N Exchange Ave, Gillette 82716 | (307) 686-5280 |
| Gillette City Shop 611 N Exchange Ave, Gillette 82716 | (307) 686-5302 |
| Gillette City Streets Div 611 N Exchange Ave, Gillette 82716 | (307) 686-5278 |
| Gillette Wastewater Div 3101 S Garner Lake Rd, Gillette 82718 | (307) 686-5274 |