| Frauenfeld to Nuth | 269.45 mi (433.64 km) |
| Frauenfeld to Oegstgeest | 375.96 mi (605.04 km) |
| Frauenfeld to Oirschot | 317.01 mi (510.18 km) |
| Frauenfeld to Oisterwijk | 324.17 mi (521.70 km) |
| Frauenfeld to Oldebroek | 363.75 mi (585.40 km) |
| Frauenfeld to Oldenzaal | 340.73 mi (548.35 km) |
| Frauenfeld to Ommen | 360.37 mi (579.96 km) |
| Frauenfeld to Oosterend | 396.96 mi (638.84 km) |
| Frauenfeld to Oosterhout | 335.68 mi (540.23 km) |
| Frauenfeld to Oosterwolde | 393.08 mi (632.59 km) |
| Frauenfeld to Oostzaan | 381.53 mi (614.02 km) |
| Frauenfeld to Opmeer | 396.38 mi (637.91 km) |
| Frauenfeld to Oss | 328.21 mi (528.21 km) |
| Frauenfeld to Oud-Beijerland | 356.75 mi (574.13 km) |
| Frauenfeld to Oudenbosch | 340.95 mi (548.70 km) |
