| Harlau to Castelfidardo | 702.20 mi (1,130.09 km) |
| Harlau to Castelfiorentino | 814.27 mi (1,310.44 km) |
| Harlau to Castelfranco di Sopra | 786.69 mi (1,266.06 km) |
| Harlau to Castelfranco di Sotto | 821.31 mi (1,321.78 km) |
| Harlau to Castelfranco Emilia | 784.18 mi (1,262.02 km) |
| Harlau to Castelfranco Veneto | 720.90 mi (1,160.18 km) |
| Harlau to Castellabate | 772.42 mi (1,243.09 km) |
| Harlau to Castellammare del Golfo | 961.18 mi (1,546.87 km) |
| Harlau to Castellammare di Stabia | 771.34 mi (1,241.36 km) |
| Harlau to Castellamonte | 923.15 mi (1,485.66 km) |
| Harlau to Castellana Grotte | 660.73 mi (1,063.34 km) |
| Harlau to Castellaneta | 681.68 mi (1,097.05 km) |
| Harlau to Castellanza | 863.38 mi (1,389.48 km) |
| Harlau to Castellarano | 797.35 mi (1,283.22 km) |
| Harlau to Castelleone | 829.14 mi (1,334.38 km) |
