| Rancho San Diego to Chivasso | 6,037.64 mi (9,716.64 km) |
| Rancho San Diego to Ciampino | 6,369.73 mi (10,251.08 km) |
| Rancho San Diego to Cicciano | 6,478.13 mi (10,425.54 km) |
| Rancho San Diego to Cingoli | 6,307.38 mi (10,150.74 km) |
| Rancho San Diego to Cinisello Balsamo | 6,063.81 mi (9,758.76 km) |
| Rancho San Diego to Cinisi | 6,578.12 mi (10,586.46 km) |
| Rancho San Diego to Cirie | 6,025.76 mi (9,697.52 km) |
| Rancho San Diego to Ciro Marina | 6,649.63 mi (10,701.54 km) |
| Rancho San Diego to Cislago | 6,050.52 mi (9,737.38 km) |
| Rancho San Diego to Cisterna di Latina | 6,388.37 mi (10,281.08 km) |
| Rancho San Diego to Cisternino | 6,584.45 mi (10,596.65 km) |
| Rancho San Diego to Citta di Castello | 6,270.80 mi (10,091.89 km) |
| Rancho San Diego to Citta Sant'Angelo | 6,379.48 mi (10,266.78 km) |
| Rancho San Diego to Cittadella | 6,141.57 mi (9,883.90 km) |
| Rancho San Diego to Cittanova | 6,670.77 mi (10,735.56 km) |
