| Oldenburg in Holstein to Ciampino | 867.23 mi (1,395.67 km) |
| Oldenburg in Holstein to Cicciano | 936.46 mi (1,507.09 km) |
| Oldenburg in Holstein to Cingoli | 762.72 mi (1,227.49 km) |
| Oldenburg in Holstein to Cinisello Balsamo | 609.05 mi (980.17 km) |
| Oldenburg in Holstein to Cinisi | 1,119.58 mi (1,801.80 km) |
| Oldenburg in Holstein to Cirie | 643.03 mi (1,034.86 km) |
| Oldenburg in Holstein to Ciro Marina | 1,071.96 mi (1,725.15 km) |
| Oldenburg in Holstein to Cislago | 603.63 mi (971.46 km) |
| Oldenburg in Holstein to Cisterna di Latina | 882.63 mi (1,420.46 km) |
| Oldenburg in Holstein to Cisternino | 984.90 mi (1,585.04 km) |
| Oldenburg in Holstein to Citta di Castello | 751.43 mi (1,209.30 km) |
| Oldenburg in Holstein to Citta Sant'Angelo | 826.78 mi (1,330.58 km) |
| Oldenburg in Holstein to Cittadella | 598.98 mi (963.97 km) |
| Oldenburg in Holstein to Cittanova | 1,128.85 mi (1,816.71 km) |
| Oldenburg in Holstein to Cividale del Friuli | 577.58 mi (929.52 km) |
