| Osterwieck to Chitila | 868.39 mi (1,397.55 km) |
| Osterwieck to Cisnadie | 746.41 mi (1,201.24 km) |
| Osterwieck to Cluj-Napoca | 679.90 mi (1,094.19 km) |
| Osterwieck to Codlea | 795.44 mi (1,280.14 km) |
| Osterwieck to Comanesti | 804.45 mi (1,294.64 km) |
| Osterwieck to Comarnic | 822.03 mi (1,322.93 km) |
| Osterwieck to Constanta | 983.22 mi (1,582.34 km) |
| Osterwieck to Corabia | 851.14 mi (1,369.77 km) |
| Osterwieck to Costesti | 820.81 mi (1,320.97 km) |
| Osterwieck to Covasna | 817.38 mi (1,315.44 km) |
| Osterwieck to Craiova | 799.63 mi (1,286.87 km) |
| Osterwieck to Cristuru Secuiesc | 754.89 mi (1,214.89 km) |
| Osterwieck to Cugir | 711.73 mi (1,145.43 km) |
| Osterwieck to Cumpana | 982.64 mi (1,581.40 km) |
| Osterwieck to Curtea de Arges | 791.73 mi (1,274.16 km) |
