| Bad Honnef am Rhein to Campogalliano | 444.94 mi (716.06 km) |
| Bad Honnef am Rhein to Campolongo Maggiore | 429.24 mi (690.80 km) |
| Bad Honnef am Rhein to Camponogara | 426.64 mi (686.62 km) |
| Bad Honnef am Rhein to Camposampiero | 412.44 mi (663.75 km) |
| Bad Honnef am Rhein to Canegrate | 359.57 mi (578.68 km) |
| Bad Honnef am Rhein to Canelli | 412.30 mi (663.54 km) |
| Bad Honnef am Rhein to Canicatti | 973.72 mi (1,567.05 km) |
| Bad Honnef am Rhein to Canosa di Puglia | 776.48 mi (1,249.63 km) |
| Bad Honnef am Rhein to Cantu | 350.51 mi (564.09 km) |
| Bad Honnef am Rhein to Caorle | 435.12 mi (700.26 km) |
| Bad Honnef am Rhein to Capaci | 910.96 mi (1,466.04 km) |
| Bad Honnef am Rhein to Capannori | 494.80 mi (796.30 km) |
| Bad Honnef am Rhein to Capena | 639.43 mi (1,029.07 km) |
| Bad Honnef am Rhein to Capo d'Orlando | 938.31 mi (1,510.07 km) |
| Bad Honnef am Rhein to Capodrise | 744.43 mi (1,198.04 km) |
