| Diekirch to Castelfidardo | 563.81 mi (907.37 km) |
| Diekirch to Castelfiorentino | 489.08 mi (787.10 km) |
| Diekirch to Castelfranco di Sopra | 501.24 mi (806.67 km) |
| Diekirch to Castelfranco di Sotto | 478.16 mi (769.52 km) |
| Diekirch to Castelfranco Emilia | 430.39 mi (692.64 km) |
| Diekirch to Castelfranco Veneto | 395.03 mi (635.75 km) |
| Diekirch to Castellabate | 788.21 mi (1,268.49 km) |
| Diekirch to Castellammare del Golfo | 883.02 mi (1,421.09 km) |
| Diekirch to Castellammare di Stabia | 750.94 mi (1,208.52 km) |
| Diekirch to Castellamonte | 318.29 mi (512.24 km) |
| Diekirch to Castellana Grotte | 817.37 mi (1,315.43 km) |
| Diekirch to Castellaneta | 824.06 mi (1,326.20 km) |
| Diekirch to Castellanza | 320.15 mi (515.23 km) |
| Diekirch to Castellarano | 425.61 mi (684.96 km) |
| Diekirch to Castelleone | 357.69 mi (575.65 km) |
