| Grimstad to Castelfidardo | 1,049.56 mi (1,689.11 km) |
| Grimstad to Castelfiorentino | 1,023.53 mi (1,647.21 km) |
| Grimstad to Castelfranco di Sopra | 1,024.73 mi (1,649.15 km) |
| Grimstad to Castelfranco di Sotto | 1,015.76 mi (1,634.71 km) |
| Grimstad to Castelfranco Emilia | 955.32 mi (1,537.45 km) |
| Grimstad to Castelfranco Veneto | 886.85 mi (1,427.24 km) |
| Grimstad to Castellabate | 1,279.02 mi (2,058.39 km) |
| Grimstad to Castellammare del Golfo | 1,416.70 mi (2,279.96 km) |
| Grimstad to Castellammare di Stabia | 1,246.32 mi (2,005.76 km) |
| Grimstad to Castellamonte | 896.12 mi (1,442.16 km) |
| Grimstad to Castellana Grotte | 1,263.38 mi (2,033.21 km) |
| Grimstad to Castellaneta | 1,277.14 mi (2,055.35 km) |
| Grimstad to Castellanza | 879.22 mi (1,414.97 km) |
| Grimstad to Castellarano | 956.21 mi (1,538.87 km) |
| Grimstad to Castelleone | 902.64 mi (1,452.67 km) |
