| Riviera Beach to Castelfidardo | 5,140.02 mi (8,272.07 km) |
| Riviera Beach to Castelfiorentino | 5,016.38 mi (8,073.09 km) |
| Riviera Beach to Castelfranco di Sopra | 5,043.45 mi (8,116.65 km) |
| Riviera Beach to Castelfranco di Sotto | 5,003.81 mi (8,052.86 km) |
| Riviera Beach to Castelfranco Emilia | 4,996.16 mi (8,040.55 km) |
| Riviera Beach to Castelfranco Veneto | 5,010.35 mi (8,063.37 km) |
| Riviera Beach to Castellabate | 5,293.03 mi (8,518.30 km) |
| Riviera Beach to Castellammare del Golfo | 5,253.53 mi (8,454.75 km) |
| Riviera Beach to Castellammare di Stabia | 5,258.73 mi (8,463.12 km) |
| Riviera Beach to Castellamonte | 4,824.18 mi (7,763.76 km) |
| Riviera Beach to Castellana Grotte | 5,381.44 mi (8,660.59 km) |
| Riviera Beach to Castellaneta | 5,377.68 mi (8,654.54 km) |
| Riviera Beach to Castellanza | 4,873.61 mi (7,843.32 km) |
| Riviera Beach to Castellarano | 4,984.46 mi (8,021.71 km) |
| Riviera Beach to Castelleone | 4,920.30 mi (7,918.45 km) |
