| Bad Neuenahr-Ahrweiler to Campos del Puerto | 793.22 mi (1,276.56 km) |
| Bad Neuenahr-Ahrweiler to Canals | 883.86 mi (1,422.43 km) |
| Bad Neuenahr-Ahrweiler to Candelaria | 1,962.53 mi (3,158.39 km) |
| Bad Neuenahr-Ahrweiler to Canet de Mar | 655.33 mi (1,054.65 km) |
| Bad Neuenahr-Ahrweiler to Cangas | 945.84 mi (1,522.19 km) |
| Bad Neuenahr-Ahrweiler to Cangas de Narcea | 819.76 mi (1,319.27 km) |
| Bad Neuenahr-Ahrweiler to Canovellas | 658.48 mi (1,059.72 km) |
| Bad Neuenahr-Ahrweiler to Canteras | 979.57 mi (1,576.47 km) |
| Bad Neuenahr-Ahrweiler to Cantillana | 1,097.44 mi (1,766.16 km) |
| Bad Neuenahr-Ahrweiler to Capdepera | 770.22 mi (1,239.55 km) |
| Bad Neuenahr-Ahrweiler to Carballo | 898.70 mi (1,446.32 km) |
| Bad Neuenahr-Ahrweiler to Carcagente | 870.78 mi (1,401.38 km) |
| Bad Neuenahr-Ahrweiler to Cardedeu | 655.68 mi (1,055.21 km) |
| Bad Neuenahr-Ahrweiler to Carlet | 865.63 mi (1,393.10 km) |
| Bad Neuenahr-Ahrweiler to Carmona | 1,100.15 mi (1,770.52 km) |
