| Idil to Corinth (Mississippi) | 6,515.53 mi (10,485.73 km) |
| Idil to Corinth (Texas) | 6,896.63 mi (11,099.05 km) |
| Idil to Cornelius (North Carolina) | 6,212.53 mi (9,998.09 km) |
| Idil to Cornelius (Oregon) | 6,635.54 mi (10,678.87 km) |
| Idil to Corning (New York) | 5,735.45 mi (9,230.31 km) |
| Idil to Corona (California) | 7,342.89 mi (11,817.24 km) |
| Idil to Coronado (California) | 7,415.04 mi (11,933.36 km) |
| Idil to Corpus Christi (Texas) | 7,223.27 mi (11,624.73 km) |
| Idil to Corsicana (Texas) | 6,939.95 mi (11,168.78 km) |
| Idil to Cortland (New York) | 5,681.65 mi (9,143.74 km) |
| Idil to Corvallis (Oregon) | 6,701.98 mi (10,785.80 km) |
| Idil to Coshocton (Ohio) | 6,000.49 mi (9,656.86 km) |
| Idil to Costa Mesa (California) | 7,361.56 mi (11,847.29 km) |
| Idil to Coto de Caza (California) | 7,360.81 mi (11,846.08 km) |
| Idil to Cottage Grove (Minnesota) | 6,099.72 mi (9,816.55 km) |
