| Grunberg to Octeville | 473.72 mi (762.39 km) |
| Grunberg to Oignies | 261.67 mi (421.12 km) |
| Grunberg to Oissel | 359.69 mi (578.87 km) |
| Grunberg to Olivet | 369.77 mi (595.08 km) |
| Grunberg to Ollioules | 535.78 mi (862.26 km) |
| Grunberg to Olonne-sur-Mer | 564.19 mi (907.98 km) |
| Grunberg to Oloron-Sainte-Marie | 681.10 mi (1,096.12 km) |
| Grunberg to Onet Village | 522.68 mi (841.18 km) |
| Grunberg to Onnaing | 235.64 mi (379.23 km) |
| Grunberg to Orange | 486.49 mi (782.93 km) |
| Grunberg to Orchies | 250.65 mi (403.39 km) |
| Grunberg to Orleans | 367.98 mi (592.21 km) |
| Grunberg to Orly | 319.88 mi (514.79 km) |
| Grunberg to Ormesson-sur-Marne | 312.65 mi (503.16 km) |
| Grunberg to Orsay | 329.67 mi (530.56 km) |
