| Bad Neuenahr-Ahrweiler to Capoterra | 790.79 mi (1,272.66 km) |
| Bad Neuenahr-Ahrweiler to Capriolo | 363.12 mi (584.39 km) |
| Bad Neuenahr-Ahrweiler to Capua | 735.55 mi (1,183.75 km) |
| Bad Neuenahr-Ahrweiler to Capurso | 806.83 mi (1,298.46 km) |
| Bad Neuenahr-Ahrweiler to Carate Brianza | 343.60 mi (552.97 km) |
| Bad Neuenahr-Ahrweiler to Caravaggio | 367.73 mi (591.80 km) |
| Bad Neuenahr-Ahrweiler to Carbonera | 411.73 mi (662.61 km) |
| Bad Neuenahr-Ahrweiler to Carbonia | 789.09 mi (1,269.92 km) |
| Bad Neuenahr-Ahrweiler to Cardito | 747.19 mi (1,202.49 km) |
| Bad Neuenahr-Ahrweiler to Carignano | 390.40 mi (628.29 km) |
| Bad Neuenahr-Ahrweiler to Carini | 907.72 mi (1,460.83 km) |
| Bad Neuenahr-Ahrweiler to Carlentini | 995.77 mi (1,602.54 km) |
| Bad Neuenahr-Ahrweiler to Carmagnola | 394.46 mi (634.82 km) |
| Bad Neuenahr-Ahrweiler to Carmiano | 879.74 mi (1,415.81 km) |
| Bad Neuenahr-Ahrweiler to Carmignano | 499.52 mi (803.89 km) |
