| Business | Phone |
| Round Lake Public Works Garage 400 N Cedar Lake Rd, Round Lake 60073 | (847) 546-2263 |
| Round Lake Vlg Public Works 357 N Cedar Lake Rd, Round Lake 60073 | (847) 546-0962 |
| Public Works Garage 357 N Cedar Lake Rd, Round Lake 60073 | (847) 546-4912 |
| Highway Dept 389 W Main St, Round Lake 60073 | (847) 546-7480 |