| Keerbergen to Oegstgeest | 81.85 mi (131.72 km) |
| Keerbergen to Oirschot | 44.89 mi (72.25 km) |
| Keerbergen to Oisterwijk | 47.02 mi (75.68 km) |
| Keerbergen to Oldebroek | 113.76 mi (183.09 km) |
| Keerbergen to Oldenzaal | 134.05 mi (215.74 km) |
| Keerbergen to Ommen | 129.48 mi (208.38 km) |
| Keerbergen to Oosterend | 151.10 mi (243.16 km) |
| Keerbergen to Oosterhout | 45.28 mi (72.87 km) |
| Keerbergen to Oosterwolde | 154.39 mi (248.47 km) |
| Keerbergen to Oostzaan | 99.41 mi (159.98 km) |
| Keerbergen to Opmeer | 118.03 mi (189.95 km) |
| Keerbergen to Oss | 65.13 mi (104.81 km) |
| Keerbergen to Oud-Beijerland | 57.09 mi (91.88 km) |
| Keerbergen to Oudenbosch | 40.76 mi (65.60 km) |
| Keerbergen to Oudewater | 70.76 mi (113.88 km) |
