| Mentor to Clarksdale (Mississippi) | 721.20 mi (1,160.67 km) |
| Mentor to Clarkston (Georgia) | 566.84 mi (912.24 km) |
| Mentor to Clarksville (Indiana) | 330.25 mi (531.49 km) |
| Mentor to Clarksville (Tennessee) | 478.01 mi (769.29 km) |
| Mentor to Clawson (Michigan) | 109.88 mi (176.84 km) |
| Mentor to Clay (Alabama) | 622.73 mi (1,002.19 km) |
| Mentor to Clayton (California) | 2,149.87 mi (3,459.88 km) |
| Mentor to Clayton (Missouri) | 519.05 mi (835.33 km) |
| Mentor to Clayton (North Carolina) | 444.72 mi (715.71 km) |
| Mentor to Clayton (Ohio) | 200.83 mi (323.20 km) |
| Mentor to Clearfield (Utah) | 1,582.62 mi (2,546.98 km) |
| Mentor to Clearlake (California) | 2,162.69 mi (3,480.51 km) |
| Mentor to Clearwater (Florida) | 950.70 mi (1,530.00 km) |
| Mentor to Cleburne (Texas) | 1,093.57 mi (1,759.94 km) |
| Mentor to Clemmons (North Carolina) | 394.21 mi (634.42 km) |
