| Arouca to Castelfidardo | 1,125.67 mi (1,811.59 km) |
| Arouca to Castelfiorentino | 997.06 mi (1,604.61 km) |
| Arouca to Castelfranco di Sopra | 1,026.70 mi (1,652.31 km) |
| Arouca to Castelfranco di Sotto | 986.78 mi (1,588.07 km) |
| Arouca to Castelfranco Emilia | 1,008.40 mi (1,622.86 km) |
| Arouca to Castelfranco Veneto | 1,062.67 mi (1,710.20 km) |
| Arouca to Castellabate | 1,214.12 mi (1,953.94 km) |
| Arouca to Castellammare del Golfo | 1,141.46 mi (1,837.00 km) |
| Arouca to Castellammare di Stabia | 1,185.10 mi (1,907.24 km) |
| Arouca to Castellamonte | 859.15 mi (1,382.68 km) |
| Arouca to Castellana Grotte | 1,322.23 mi (2,127.92 km) |
| Arouca to Castellaneta | 1,312.82 mi (2,112.78 km) |
| Arouca to Castellanza | 918.92 mi (1,478.85 km) |
| Arouca to Castellarano | 994.97 mi (1,601.26 km) |
| Arouca to Castelleone | 954.44 mi (1,536.03 km) |
