| Imatra to Oegstgeest | 1,102.00 mi (1,773.49 km) |
| Imatra to Oirschot | 1,110.17 mi (1,786.65 km) |
| Imatra to Oisterwijk | 1,109.02 mi (1,784.80 km) |
| Imatra to Oldebroek | 1,045.63 mi (1,682.79 km) |
| Imatra to Oldenzaal | 1,021.17 mi (1,643.41 km) |
| Imatra to Ommen | 1,026.85 mi (1,652.55 km) |
| Imatra to Oosterend | 1,014.27 mi (1,632.30 km) |
| Imatra to Oosterhout | 1,116.37 mi (1,796.62 km) |
| Imatra to Oosterwolde | 1,008.03 mi (1,622.28 km) |
| Imatra to Oostzaan | 1,077.34 mi (1,733.81 km) |
| Imatra to Opmeer | 1,062.70 mi (1,710.25 km) |
| Imatra to Oss | 1,090.48 mi (1,754.95 km) |
| Imatra to Oud-Beijerland | 1,121.70 mi (1,805.20 km) |
| Imatra to Oudenbosch | 1,129.06 mi (1,817.04 km) |
| Imatra to Oudewater | 1,097.83 mi (1,766.79 km) |
