| Leek to Corinth (Mississippi) | 4,199.13 mi (6,757.84 km) |
| Leek to Corinth (Texas) | 4,619.22 mi (7,433.91 km) |
| Leek to Cornelius (North Carolina) | 3,872.11 mi (6,231.56 km) |
| Leek to Cornelius (Oregon) | 4,786.75 mi (7,703.53 km) |
| Leek to Corning (New York) | 3,408.78 mi (5,485.90 km) |
| Leek to Corona (California) | 5,296.85 mi (8,524.45 km) |
| Leek to Coronado (California) | 5,352.52 mi (8,614.05 km) |
| Leek to Corpus Christi (Texas) | 4,918.45 mi (7,915.48 km) |
| Leek to Corsicana (Texas) | 4,652.22 mi (7,487.02 km) |
| Leek to Cortland (New York) | 3,354.31 mi (5,398.24 km) |
| Leek to Corvallis (Oregon) | 4,847.67 mi (7,801.58 km) |
| Leek to Coshocton (Ohio) | 3,681.79 mi (5,925.27 km) |
| Leek to Costa Mesa (California) | 5,319.17 mi (8,560.37 km) |
| Leek to Coto de Caza (California) | 5,312.77 mi (8,550.08 km) |
| Leek to Cottage Grove (Minnesota) | 3,879.76 mi (6,243.87 km) |
