| Bad Neuenahr-Ahrweiler to Ciampino | 658.31 mi (1,059.45 km) |
| Bad Neuenahr-Ahrweiler to Cicciano | 751.37 mi (1,209.22 km) |
| Bad Neuenahr-Ahrweiler to Cingoli | 572.97 mi (922.11 km) |
| Bad Neuenahr-Ahrweiler to Cinisello Balsamo | 358.48 mi (576.91 km) |
| Bad Neuenahr-Ahrweiler to Cinisi | 904.18 mi (1,455.14 km) |
| Bad Neuenahr-Ahrweiler to Cirie | 367.53 mi (591.49 km) |
| Bad Neuenahr-Ahrweiler to Ciro Marina | 912.47 mi (1,468.48 km) |
| Bad Neuenahr-Ahrweiler to Cislago | 348.81 mi (561.35 km) |
| Bad Neuenahr-Ahrweiler to Cisterna di Latina | 676.10 mi (1,088.08 km) |
| Bad Neuenahr-Ahrweiler to Cisternino | 839.78 mi (1,351.50 km) |
| Bad Neuenahr-Ahrweiler to Citta di Castello | 545.57 mi (878.02 km) |
| Bad Neuenahr-Ahrweiler to Citta Sant'Angelo | 644.63 mi (1,037.43 km) |
| Bad Neuenahr-Ahrweiler to Cittadella | 400.83 mi (645.07 km) |
| Bad Neuenahr-Ahrweiler to Cittanova | 950.06 mi (1,528.97 km) |
| Bad Neuenahr-Ahrweiler to Cividale del Friuli | 422.34 mi (679.68 km) |
