| Catania to Oegstgeest | 1,137.47 mi (1,830.58 km) |
| Catania to Oirschot | 1,078.73 mi (1,736.04 km) |
| Catania to Oisterwijk | 1,085.86 mi (1,747.53 km) |
| Catania to Oldebroek | 1,124.25 mi (1,809.31 km) |
| Catania to Oldenzaal | 1,097.12 mi (1,765.65 km) |
| Catania to Ommen | 1,118.81 mi (1,800.55 km) |
| Catania to Oosterend | 1,155.48 mi (1,859.56 km) |
| Catania to Oosterhout | 1,096.91 mi (1,765.31 km) |
| Catania to Oosterwolde | 1,150.64 mi (1,851.78 km) |
| Catania to Oostzaan | 1,143.49 mi (1,840.28 km) |
| Catania to Opmeer | 1,158.20 mi (1,863.94 km) |
| Catania to Oss | 1,090.17 mi (1,754.46 km) |
| Catania to Oud-Beijerland | 1,117.35 mi (1,798.20 km) |
| Catania to Oudenbosch | 1,101.20 mi (1,772.22 km) |
| Catania to Oudewater | 1,118.90 mi (1,800.70 km) |
