| Gelsenkirchen to Cassino | 761.78 mi (1,225.97 km) |
| Gelsenkirchen to Castagneto Carducci | 599.57 mi (964.91 km) |
| Gelsenkirchen to Castano Primo | 419.22 mi (674.67 km) |
| Gelsenkirchen to Castel Bolognese | 542.72 mi (873.42 km) |
| Gelsenkirchen to Castel Gandolfo | 724.08 mi (1,165.29 km) |
| Gelsenkirchen to Castel Goffredo | 456.57 mi (734.78 km) |
| Gelsenkirchen to Castel Maggiore | 518.85 mi (835.01 km) |
| Gelsenkirchen to Castel Mella | 438.43 mi (705.58 km) |
| Gelsenkirchen to Castel San Giorgio | 824.96 mi (1,327.65 km) |
| Gelsenkirchen to Castel San Giovanni | 459.44 mi (739.40 km) |
| Gelsenkirchen to Castel San Pietro Terme | 533.43 mi (858.47 km) |
| Gelsenkirchen to Castel Volturno | 792.22 mi (1,274.95 km) |
| Gelsenkirchen to Castelbuono | 998.32 mi (1,606.64 km) |
| Gelsenkirchen to Casteldaccia | 981.54 mi (1,579.63 km) |
| Gelsenkirchen to Castelfidardo | 631.97 mi (1,017.06 km) |
