| Glastonbury to Nuth | 373.69 mi (601.40 km) |
| Glastonbury to Oegstgeest | 315.78 mi (508.20 km) |
| Glastonbury to Oirschot | 346.70 mi (557.96 km) |
| Glastonbury to Oisterwijk | 342.54 mi (551.27 km) |
| Glastonbury to Oldebroek | 378.64 mi (609.36 km) |
| Glastonbury to Oldenzaal | 420.31 mi (676.42 km) |
| Glastonbury to Ommen | 400.85 mi (645.11 km) |
| Glastonbury to Oosterend | 393.98 mi (634.04 km) |
| Glastonbury to Oosterhout | 328.01 mi (527.89 km) |
| Glastonbury to Oosterwolde | 402.77 mi (648.19 km) |
| Glastonbury to Oostzaan | 336.42 mi (541.41 km) |
| Glastonbury to Opmeer | 343.51 mi (552.82 km) |
| Glastonbury to Oss | 356.71 mi (574.08 km) |
| Glastonbury to Oud-Beijerland | 309.43 mi (497.99 km) |
| Glastonbury to Oudenbosch | 313.56 mi (504.63 km) |
