| Trowbridge to Nuth | 351.85 mi (566.25 km) |
| Trowbridge to Oegstgeest | 291.55 mi (469.21 km) |
| Trowbridge to Oirschot | 323.67 mi (520.89 km) |
| Trowbridge to Oisterwijk | 319.35 mi (513.94 km) |
| Trowbridge to Oldebroek | 354.28 mi (570.16 km) |
| Trowbridge to Oldenzaal | 396.18 mi (637.58 km) |
| Trowbridge to Ommen | 376.48 mi (605.89 km) |
| Trowbridge to Oosterend | 369.24 mi (594.23 km) |
| Trowbridge to Oosterhout | 304.69 mi (490.36 km) |
| Trowbridge to Oosterwolde | 378.06 mi (608.42 km) |
| Trowbridge to Oostzaan | 311.97 mi (502.06 km) |
| Trowbridge to Opmeer | 318.84 mi (513.13 km) |
| Trowbridge to Oss | 333.21 mi (536.25 km) |
| Trowbridge to Oud-Beijerland | 285.76 mi (459.89 km) |
| Trowbridge to Oudenbosch | 290.33 mi (467.24 km) |
