| Rancho San Diego to Castelfidardo | 6,312.81 mi (10,159.49 km) |
| Rancho San Diego to Castelfiorentino | 6,221.47 mi (10,012.49 km) |
| Rancho San Diego to Castelfranco di Sopra | 6,239.81 mi (10,042.00 km) |
| Rancho San Diego to Castelfranco di Sotto | 6,209.11 mi (9,992.59 km) |
| Rancho San Diego to Castelfranco Emilia | 6,172.77 mi (9,934.11 km) |
| Rancho San Diego to Castelfranco Veneto | 6,145.45 mi (9,890.14 km) |
| Rancho San Diego to Castellabate | 6,528.89 mi (10,507.24 km) |
| Rancho San Diego to Castellammare del Golfo | 6,577.78 mi (10,585.91 km) |
| Rancho San Diego to Castellammare di Stabia | 6,490.94 mi (10,446.16 km) |
| Rancho San Diego to Castellamonte | 6,022.22 mi (9,691.83 km) |
| Rancho San Diego to Castellana Grotte | 6,567.76 mi (10,569.79 km) |
| Rancho San Diego to Castellaneta | 6,574.06 mi (10,579.93 km) |
| Rancho San Diego to Castellanza | 6,050.01 mi (9,736.55 km) |
| Rancho San Diego to Castellarano | 6,165.51 mi (9,922.43 km) |
| Rancho San Diego to Castelleone | 6,094.61 mi (9,808.32 km) |
