| Oulu to Cottbus | 997.21 mi (1,604.85 km) |
| Oulu to Crailsheim | 1,232.64 mi (1,983.74 km) |
| Oulu to Cremlingen | 1,024.75 mi (1,649.17 km) |
| Oulu to Crimmitschau | 1,087.07 mi (1,749.48 km) |
| Oulu to Cuxhaven | 963.79 mi (1,551.07 km) |
| Oulu to Dachau | 1,267.83 mi (2,040.37 km) |
| Oulu to Dallgow-Doberitz | 966.38 mi (1,555.24 km) |
| Oulu to Damme | 1,054.54 mi (1,697.13 km) |
| Oulu to Darmstadt | 1,210.19 mi (1,947.62 km) |
| Oulu to Dassel | 1,070.07 mi (1,722.10 km) |
| Oulu to Datteln | 1,124.52 mi (1,809.75 km) |
| Oulu to Dautphe | 1,150.18 mi (1,851.03 km) |
| Oulu to Deggendorf | 1,208.16 mi (1,944.35 km) |
| Oulu to Delbruck | 1,093.49 mi (1,759.80 km) |
| Oulu to Delitzsch | 1,042.13 mi (1,677.15 km) |
