| Rancho Santa Margarita to Cervignano del Friuli | 6,150.85 mi (9,898.84 km) |
| Rancho Santa Margarita to Cesa | 6,440.97 mi (10,365.74 km) |
| Rancho Santa Margarita to Cesano Maderno | 6,029.87 mi (9,704.15 km) |
| Rancho Santa Margarita to Cesena | 6,207.02 mi (9,989.23 km) |
| Rancho Santa Margarita to Cesenatico | 6,208.52 mi (9,991.64 km) |
| Rancho Santa Margarita to Cetraro | 6,576.55 mi (10,583.93 km) |
| Rancho Santa Margarita to Cherasco | 6,037.99 mi (9,717.21 km) |
| Rancho Santa Margarita to Chiampo | 6,102.11 mi (9,820.39 km) |
| Rancho Santa Margarita to Chiaravalle | 6,270.21 mi (10,090.92 km) |
| Rancho Santa Margarita to Chiari | 6,059.32 mi (9,751.53 km) |
| Rancho Santa Margarita to Chiavari | 6,103.65 mi (9,822.87 km) |
| Rancho Santa Margarita to Chieri | 6,018.06 mi (9,685.14 km) |
| Rancho Santa Margarita to Chieti | 6,363.95 mi (10,241.79 km) |
| Rancho Santa Margarita to Chioggia | 6,150.68 mi (9,898.56 km) |
| Rancho Santa Margarita to Chiusi | 6,257.11 mi (10,069.85 km) |
