| Business | Phone |
| Thornton Oil Co 180 E Rollins Rd, Round Lake 60073 | (847) 740-8021 |
| Bp 31667 N Us Highway 12, Round Lake 60073 | (815) 363-7732 |
| Clark 1175 W Il Route 134, Round Lake 60073 | (847) 740-0333 |
| Round Lake Citgo 221 W Rollins Rd, Round Lake 60073 | (847) 546-7226 |
| Mothcorp 31727 N Us Highway 12, Round Lake 60073 | (815) 344-2886 |
| Marathon Quick Mart 1211 W Rollins Rd, Round Lake 60073 | (847) 201-7979 |
| Illini Petroleum 320 Nippersink Ave, Round Lake 60073 | (847) 740-1040 |