| Glyfada to Octeville | 1,494.27 mi (2,404.79 km) |
| Glyfada to Oignies | 1,339.55 mi (2,155.80 km) |
| Glyfada to Oissel | 1,374.69 mi (2,212.35 km) |
| Glyfada to Olivet | 1,297.47 mi (2,088.07 km) |
| Glyfada to Ollioules | 1,006.15 mi (1,619.25 km) |
| Glyfada to Olonne-sur-Mer | 1,428.71 mi (2,299.28 km) |
| Glyfada to Oloron-Sainte-Marie | 1,325.64 mi (2,133.41 km) |
| Glyfada to Onet Village | 1,184.96 mi (1,907.01 km) |
| Glyfada to Onnaing | 1,314.18 mi (2,114.96 km) |
| Glyfada to Orange | 1,075.23 mi (1,730.42 km) |
| Glyfada to Orchies | 1,330.49 mi (2,141.22 km) |
| Glyfada to Orleans | 1,298.20 mi (2,089.26 km) |
| Glyfada to Orly | 1,303.42 mi (2,097.66 km) |
| Glyfada to Ormesson-sur-Marne | 1,298.87 mi (2,090.33 km) |
| Glyfada to Orsay | 1,310.32 mi (2,108.76 km) |
