| Ukiah to Corato | 6,334.67 mi (10,194.66 km) |
| Ukiah to Corbetta | 5,880.77 mi (9,464.18 km) |
| Ukiah to Corciano | 6,107.56 mi (9,829.17 km) |
| Ukiah to Cordenons | 5,953.24 mi (9,580.81 km) |
| Ukiah to Cori | 6,211.46 mi (9,996.38 km) |
| Ukiah to Coriano | 6,067.79 mi (9,765.16 km) |
| Ukiah to Corigliano Calabro | 6,430.35 mi (10,348.65 km) |
| Ukiah to Corleone | 6,445.78 mi (10,373.47 km) |
| Ukiah to Cormano | 5,883.04 mi (9,467.84 km) |
| Ukiah to Cornaredo | 5,882.15 mi (9,466.40 km) |
| Ukiah to Cornate d'Adda | 5,885.70 mi (9,472.11 km) |
| Ukiah to Cornedo Vicentino | 5,938.83 mi (9,557.63 km) |
| Ukiah to Correggio | 5,972.04 mi (9,611.07 km) |
| Ukiah to Corridonia | 6,134.18 mi (9,872.01 km) |
| Ukiah to Corsico | 5,888.24 mi (9,476.21 km) |
