| Dendermonde to Oegstgeest | 81.00 mi (130.36 km) |
| Dendermonde to Oirschot | 61.08 mi (98.30 km) |
| Dendermonde to Oisterwijk | 60.84 mi (97.91 km) |
| Dendermonde to Oldebroek | 124.54 mi (200.43 km) |
| Dendermonde to Oldenzaal | 150.32 mi (241.91 km) |
| Dendermonde to Ommen | 142.51 mi (229.35 km) |
| Dendermonde to Oosterend | 159.75 mi (257.09 km) |
| Dendermonde to Oosterhout | 53.32 mi (85.80 km) |
| Dendermonde to Oosterwolde | 164.20 mi (264.26 km) |
| Dendermonde to Oostzaan | 102.37 mi (164.75 km) |
| Dendermonde to Opmeer | 120.73 mi (194.30 km) |
| Dendermonde to Oss | 79.35 mi (127.70 km) |
| Dendermonde to Oud-Beijerland | 55.65 mi (89.56 km) |
| Dendermonde to Oudenbosch | 42.55 mi (68.48 km) |
| Dendermonde to Oudewater | 75.52 mi (121.53 km) |
