| Sarpsborg to Castelfidardo | 1,098.01 mi (1,767.08 km) |
| Sarpsborg to Castelfiorentino | 1,083.80 mi (1,744.21 km) |
| Sarpsborg to Castelfranco di Sopra | 1,082.32 mi (1,741.82 km) |
| Sarpsborg to Castelfranco di Sotto | 1,076.98 mi (1,733.24 km) |
| Sarpsborg to Castelfranco Emilia | 1,014.92 mi (1,633.36 km) |
| Sarpsborg to Castelfranco Veneto | 941.61 mi (1,515.37 km) |
| Sarpsborg to Castellabate | 1,323.85 mi (2,130.53 km) |
| Sarpsborg to Castellammare del Golfo | 1,470.97 mi (2,367.30 km) |
| Sarpsborg to Castellammare di Stabia | 1,292.80 mi (2,080.56 km) |
| Sarpsborg to Castellamonte | 971.01 mi (1,562.68 km) |
| Sarpsborg to Castellana Grotte | 1,298.23 mi (2,089.30 km) |
| Sarpsborg to Castellaneta | 1,313.28 mi (2,113.52 km) |
| Sarpsborg to Castellanza | 948.89 mi (1,527.09 km) |
| Sarpsborg to Castellarano | 1,017.08 mi (1,636.84 km) |
| Sarpsborg to Castelleone | 968.25 mi (1,558.25 km) |
