| Regensburg to Cologno al Serio | 262.16 mi (421.91 km) |
| Regensburg to Cologno Monzese | 274.50 mi (441.76 km) |
| Regensburg to Colorno | 293.28 mi (471.98 km) |
| Regensburg to Comacchio | 298.29 mi (480.06 km) |
| Regensburg to Comiso | 843.25 mi (1,357.08 km) |
| Regensburg to Como | 262.09 mi (421.80 km) |
| Regensburg to Concordia Sagittaria | 227.40 mi (365.96 km) |
| Regensburg to Concorezzo | 269.47 mi (433.66 km) |
| Regensburg to Conegliano | 216.49 mi (348.40 km) |
| Regensburg to Conselice | 311.14 mi (500.74 km) |
| Regensburg to Conselve | 261.61 mi (421.01 km) |
| Regensburg to Conversano | 607.81 mi (978.18 km) |
| Regensburg to Copertino | 671.45 mi (1,080.60 km) |
| Regensburg to Copparo | 284.68 mi (458.15 km) |
| Regensburg to Corato | 582.66 mi (937.70 km) |
