| Le Portel to Castelfiorentino | 659.20 mi (1,060.88 km) |
| Le Portel to Castelfranco di Sopra | 676.73 mi (1,089.09 km) |
| Le Portel to Castelfranco di Sotto | 647.05 mi (1,041.33 km) |
| Le Portel to Castelfranco Emilia | 609.75 mi (981.29 km) |
| Le Portel to Castelfranco Veneto | 589.89 mi (949.34 km) |
| Le Portel to Castellabate | 966.08 mi (1,554.75 km) |
| Le Portel to Castellammare del Golfo | 1,036.38 mi (1,667.89 km) |
| Le Portel to Castellammare di Stabia | 928.17 mi (1,493.75 km) |
| Le Portel to Castellamonte | 464.16 mi (747.00 km) |
| Le Portel to Castellana Grotte | 1,008.66 mi (1,623.29 km) |
| Le Portel to Castellaneta | 1,013.33 mi (1,630.80 km) |
| Le Portel to Castellanza | 487.09 mi (783.90 km) |
| Le Portel to Castellarano | 602.34 mi (969.36 km) |
| Le Portel to Castelleone | 531.43 mi (855.25 km) |
| Le Portel to Castelletto sopra Ticino | 473.44 mi (761.92 km) |
