| Mountain Ash to Clermont (Florida) | 4,214.58 mi (6,782.71 km) |
| Mountain Ash to Cleveland (Mississippi) | 4,327.64 mi (6,964.66 km) |
| Mountain Ash to Cleveland (Ohio) | 3,602.06 mi (5,796.95 km) |
| Mountain Ash to Cleveland (Tennessee) | 4,020.89 mi (6,470.99 km) |
| Mountain Ash to Cleveland Heights (Ohio) | 3,595.86 mi (5,786.98 km) |
| Mountain Ash to Cliffside Park (New Jersey) | 3,318.92 mi (5,341.28 km) |
| Mountain Ash to Clifton (Colorado) | 4,720.88 mi (7,597.52 km) |
| Mountain Ash to Clifton (New Jersey) | 3,324.15 mi (5,349.70 km) |
| Mountain Ash to Clinton (Iowa) | 3,919.24 mi (6,307.41 km) |
| Mountain Ash to Clinton (Maryland) | 3,529.46 mi (5,680.11 km) |
| Mountain Ash to Clinton (Mississippi) | 4,381.08 mi (7,050.66 km) |
| Mountain Ash to Clinton (Utah) | 4,732.64 mi (7,616.44 km) |
| Mountain Ash to Clive (Iowa) | 4,064.37 mi (6,540.98 km) |
| Mountain Ash to Cloquet (Minnesota) | 3,779.78 mi (6,082.97 km) |
| Mountain Ash to Cloverleaf (Texas) | 4,705.48 mi (7,572.74 km) |
