| Rehlingen-Siersburg to Ciampino | 595.75 mi (958.77 km) |
| Rehlingen-Siersburg to Cicciano | 694.42 mi (1,117.57 km) |
| Rehlingen-Siersburg to Cingoli | 518.36 mi (834.22 km) |
| Rehlingen-Siersburg to Cinisello Balsamo | 289.21 mi (465.44 km) |
| Rehlingen-Siersburg to Cinisi | 836.91 mi (1,346.87 km) |
| Rehlingen-Siersburg to Cirie | 288.82 mi (464.82 km) |
| Rehlingen-Siersburg to Ciro Marina | 860.63 mi (1,385.06 km) |
| Rehlingen-Siersburg to Cislago | 278.20 mi (447.73 km) |
| Rehlingen-Siersburg to Cisterna di Latina | 613.96 mi (988.08 km) |
| Rehlingen-Siersburg to Cisternino | 793.14 mi (1,276.44 km) |
| Rehlingen-Siersburg to Citta di Castello | 486.42 mi (782.81 km) |
| Rehlingen-Siersburg to Citta Sant'Angelo | 590.63 mi (950.52 km) |
| Rehlingen-Siersburg to Cittadella | 350.23 mi (563.64 km) |
| Rehlingen-Siersburg to Cittanova | 892.37 mi (1,436.13 km) |
| Rehlingen-Siersburg to Cividale del Friuli | 386.45 mi (621.93 km) |
