| Os to Clermont (Florida) | 4,432.66 mi (7,133.68 km) |
| Os to Cleveland (Mississippi) | 4,425.66 mi (7,122.41 km) |
| Os to Cleveland (Ohio) | 3,703.77 mi (5,960.65 km) |
| Os to Cleveland (Tennessee) | 4,156.28 mi (6,688.89 km) |
| Os to Cleveland Heights (Ohio) | 3,698.15 mi (5,951.59 km) |
| Os to Cliffside Park (New Jersey) | 3,488.92 mi (5,614.87 km) |
| Os to Clifton (Colorado) | 4,629.18 mi (7,449.94 km) |
| Os to Clifton (New Jersey) | 3,492.34 mi (5,620.38 km) |
| Os to Clinton (Iowa) | 3,949.87 mi (6,356.70 km) |
| Os to Clinton (Maryland) | 3,697.40 mi (5,950.39 km) |
| Os to Clinton (Mississippi) | 4,493.76 mi (7,232.01 km) |
| Os to Clinton (Utah) | 4,597.37 mi (7,398.75 km) |
| Os to Clive (Iowa) | 4,069.17 mi (6,548.69 km) |
| Os to Cloquet (Minnesota) | 3,745.89 mi (6,028.42 km) |
| Os to Cloverleaf (Texas) | 4,796.15 mi (7,718.66 km) |
