| Sem to Corinth (Mississippi) | 4,467.20 mi (7,189.27 km) |
| Sem to Corinth (Texas) | 4,836.08 mi (7,782.92 km) |
| Sem to Cornelius (North Carolina) | 4,190.73 mi (6,744.33 km) |
| Sem to Cornelius (Oregon) | 4,728.58 mi (7,609.92 km) |
| Sem to Corning (New York) | 3,699.78 mi (5,954.22 km) |
| Sem to Corona (California) | 5,346.56 mi (8,604.45 km) |
| Sem to Coronado (California) | 5,412.18 mi (8,710.06 km) |
| Sem to Corpus Christi (Texas) | 5,167.20 mi (8,315.80 km) |
| Sem to Corsicana (Texas) | 4,880.60 mi (7,854.57 km) |
| Sem to Cortland (New York) | 3,647.09 mi (5,869.42 km) |
| Sem to Corvallis (Oregon) | 4,793.16 mi (7,713.84 km) |
| Sem to Coshocton (Ohio) | 3,956.48 mi (6,367.34 km) |
| Sem to Costa Mesa (California) | 5,367.07 mi (8,637.47 km) |
| Sem to Coto de Caza (California) | 5,363.78 mi (8,632.16 km) |
| Sem to Cottage Grove (Minnesota) | 4,040.42 mi (6,502.42 km) |
