| Oldenburg in Holstein to Cologno al Serio | 604.54 mi (972.91 km) |
| Oldenburg in Holstein to Cologno Monzese | 610.19 mi (982.01 km) |
| Oldenburg in Holstein to Colorno | 647.56 mi (1,042.15 km) |
| Oldenburg in Holstein to Comacchio | 665.83 mi (1,071.54 km) |
| Oldenburg in Holstein to Comiso | 1,211.72 mi (1,950.08 km) |
| Oldenburg in Holstein to Como | 591.92 mi (952.61 km) |
| Oldenburg in Holstein to Concordia Sagittaria | 595.96 mi (959.10 km) |
| Oldenburg in Holstein to Concorezzo | 605.70 mi (974.79 km) |
| Oldenburg in Holstein to Conegliano | 584.63 mi (940.88 km) |
| Oldenburg in Holstein to Conselice | 677.29 mi (1,090.00 km) |
| Oldenburg in Holstein to Conselve | 627.97 mi (1,010.62 km) |
| Oldenburg in Holstein to Conversano | 964.94 mi (1,552.93 km) |
| Oldenburg in Holstein to Copertino | 1,024.86 mi (1,649.35 km) |
| Oldenburg in Holstein to Copparo | 650.85 mi (1,047.45 km) |
| Oldenburg in Holstein to Corato | 943.34 mi (1,518.16 km) |
