| Regensburg to Busto Garolfo | 282.60 mi (454.79 km) |
| Regensburg to Cabras | 651.35 mi (1,048.25 km) |
| Regensburg to Cadelbosco di Sopra | 301.87 mi (485.81 km) |
| Regensburg to Cadoneghe | 246.54 mi (396.76 km) |
| Regensburg to Cagli | 378.68 mi (609.42 km) |
| Regensburg to Cagliari | 692.08 mi (1,113.79 km) |
| Regensburg to Cairo Montenotte | 366.56 mi (589.91 km) |
| Regensburg to Caivano | 567.72 mi (913.65 km) |
| Regensburg to Calcinaia | 375.06 mi (603.60 km) |
| Regensburg to Calcinato | 258.02 mi (415.24 km) |
| Regensburg to Calderara di Reno | 309.88 mi (498.70 km) |
| Regensburg to Caldogno | 237.68 mi (382.50 km) |
| Regensburg to Calenzano | 358.49 mi (576.93 km) |
| Regensburg to Calolziocorte | 254.42 mi (409.45 km) |
| Regensburg to Caltagirone | 822.91 mi (1,324.35 km) |
