| Glastonbury to Opwijk | 299.69 mi (482.30 km) |
| Glastonbury to Ostend | 243.96 mi (392.62 km) |
| Glastonbury to Oud-Heverlee | 321.59 mi (517.55 km) |
| Glastonbury to Oud-Turnhout | 333.06 mi (536.01 km) |
| Glastonbury to Oudenaarde | 275.24 mi (442.95 km) |
| Glastonbury to Oudenburg | 247.52 mi (398.34 km) |
| Glastonbury to Oupeye | 365.01 mi (587.43 km) |
| Glastonbury to Overijse | 316.24 mi (508.93 km) |
| Glastonbury to Overpelt | 352.00 mi (566.48 km) |
| Glastonbury to Paal | 342.16 mi (550.65 km) |
| Glastonbury to Peer | 353.88 mi (569.52 km) |
| Glastonbury to Pepinster | 374.02 mi (601.92 km) |
| Glastonbury to Peruwelz | 278.16 mi (447.66 km) |
| Glastonbury to Perwez | 330.02 mi (531.12 km) |
| Glastonbury to Philippeville | 324.60 mi (522.40 km) |
