| Catalca to Nuth | 1,268.66 mi (2,041.70 km) |
| Catalca to Oegstgeest | 1,359.85 mi (2,188.47 km) |
| Catalca to Oirschot | 1,307.99 mi (2,105.00 km) |
| Catalca to Oisterwijk | 1,314.26 mi (2,115.09 km) |
| Catalca to Oldebroek | 1,313.54 mi (2,113.94 km) |
| Catalca to Oldenzaal | 1,270.78 mi (2,045.12 km) |
| Catalca to Ommen | 1,296.51 mi (2,086.53 km) |
| Catalca to Oosterend | 1,325.56 mi (2,133.29 km) |
| Catalca to Oosterhout | 1,329.39 mi (2,139.44 km) |
| Catalca to Oosterwolde | 1,316.96 mi (2,119.44 km) |
| Catalca to Oostzaan | 1,351.29 mi (2,174.68 km) |
| Catalca to Opmeer | 1,356.92 mi (2,183.75 km) |
| Catalca to Oss | 1,307.20 mi (2,103.74 km) |
| Catalca to Oud-Beijerland | 1,352.11 mi (2,176.01 km) |
| Catalca to Oudenbosch | 1,341.01 mi (2,158.15 km) |
