| Ahlen to Castelfiorentino | 581.75 mi (936.24 km) |
| Ahlen to Castelfranco di Sopra | 587.49 mi (945.48 km) |
| Ahlen to Castelfranco di Sotto | 572.62 mi (921.55 km) |
| Ahlen to Castelfranco Emilia | 516.01 mi (830.44 km) |
| Ahlen to Castelfranco Veneto | 459.60 mi (739.65 km) |
| Ahlen to Castellabate | 861.81 mi (1,386.95 km) |
| Ahlen to Castellammare del Golfo | 979.45 mi (1,576.27 km) |
| Ahlen to Castellammare di Stabia | 826.24 mi (1,329.71 km) |
| Ahlen to Castellamonte | 440.98 mi (709.69 km) |
| Ahlen to Castellana Grotte | 870.77 mi (1,401.36 km) |
| Ahlen to Castellaneta | 880.71 mi (1,417.37 km) |
| Ahlen to Castellanza | 427.16 mi (687.45 km) |
| Ahlen to Castellarano | 514.68 mi (828.30 km) |
| Ahlen to Castelleone | 454.94 mi (732.15 km) |
| Ahlen to Castelletto sopra Ticino | 419.14 mi (674.54 km) |
