| Casalpusterlengo to Oegstgeest | 538.37 mi (866.42 km) |
| Casalpusterlengo to Oirschot | 480.13 mi (772.69 km) |
| Casalpusterlengo to Oisterwijk | 487.19 mi (784.06 km) |
| Casalpusterlengo to Oldebroek | 530.45 mi (853.68 km) |
| Casalpusterlengo to Oldenzaal | 508.44 mi (818.26 km) |
| Casalpusterlengo to Ommen | 527.81 mi (849.43 km) |
| Casalpusterlengo to Oosterend | 564.31 mi (908.17 km) |
| Casalpusterlengo to Oosterhout | 497.60 mi (800.82 km) |
| Casalpusterlengo to Oosterwolde | 560.62 mi (902.23 km) |
| Casalpusterlengo to Oostzaan | 545.93 mi (878.58 km) |
| Casalpusterlengo to Opmeer | 561.50 mi (903.65 km) |
| Casalpusterlengo to Oss | 492.85 mi (793.16 km) |
| Casalpusterlengo to Oud-Beijerland | 517.54 mi (832.91 km) |
| Casalpusterlengo to Oudenbosch | 501.27 mi (806.71 km) |
| Casalpusterlengo to Oudewater | 520.35 mi (837.41 km) |
