| Geilenkirchen to Cassino | 749.80 mi (1,206.68 km) |
| Geilenkirchen to Castagneto Carducci | 578.35 mi (930.76 km) |
| Geilenkirchen to Castano Primo | 393.41 mi (633.13 km) |
| Geilenkirchen to Castel Bolognese | 529.68 mi (852.44 km) |
| Geilenkirchen to Castel Gandolfo | 708.35 mi (1,139.98 km) |
| Geilenkirchen to Castel Goffredo | 439.89 mi (707.93 km) |
| Geilenkirchen to Castel Maggiore | 504.51 mi (811.93 km) |
| Geilenkirchen to Castel Mella | 420.56 mi (676.83 km) |
| Geilenkirchen to Castel San Giorgio | 814.41 mi (1,310.66 km) |
| Geilenkirchen to Castel San Giovanni | 436.36 mi (702.25 km) |
| Geilenkirchen to Castel San Pietro Terme | 519.63 mi (836.26 km) |
| Geilenkirchen to Castel Volturno | 779.59 mi (1,254.63 km) |
| Geilenkirchen to Castelbuono | 981.32 mi (1,579.28 km) |
| Geilenkirchen to Casteldaccia | 963.05 mi (1,549.88 km) |
| Geilenkirchen to Castelfidardo | 623.88 mi (1,004.03 km) |
