| Siegen to Castelfiorentino | 521.79 mi (839.74 km) |
| Siegen to Castelfranco di Sopra | 528.22 mi (850.08 km) |
| Siegen to Castelfranco di Sotto | 512.48 mi (824.76 km) |
| Siegen to Castelfranco Emilia | 456.59 mi (734.81 km) |
| Siegen to Castelfranco Veneto | 402.78 mi (648.22 km) |
| Siegen to Castellabate | 804.95 mi (1,295.44 km) |
| Siegen to Castellammare del Golfo | 919.62 mi (1,479.99 km) |
| Siegen to Castellammare di Stabia | 769.04 mi (1,237.65 km) |
| Siegen to Castellamonte | 380.36 mi (612.13 km) |
| Siegen to Castellana Grotte | 817.80 mi (1,316.12 km) |
| Siegen to Castellaneta | 827.08 mi (1,331.06 km) |
| Siegen to Castellanza | 366.14 mi (589.25 km) |
| Siegen to Castellarano | 454.90 mi (732.08 km) |
| Siegen to Castelleone | 394.33 mi (634.61 km) |
| Siegen to Castelletto sopra Ticino | 358.10 mi (576.30 km) |
