| Saint-Germain-en-Laye to Octeville | 175.82 mi (282.96 km) |
| Saint-Germain-en-Laye to Oignies | 115.71 mi (186.22 km) |
| Saint-Germain-en-Laye to Oissel | 54.69 mi (88.02 km) |
| Saint-Germain-en-Laye to Olivet | 72.06 mi (115.97 km) |
| Saint-Germain-en-Laye to Ollioules | 436.65 mi (702.72 km) |
| Saint-Germain-en-Laye to Olonne-sur-Mer | 242.76 mi (390.68 km) |
| Saint-Germain-en-Laye to Oloron-Sainte-Marie | 414.81 mi (667.58 km) |
| Saint-Germain-en-Laye to Onet Village | 314.11 mi (505.52 km) |
| Saint-Germain-en-Laye to Onnaing | 122.93 mi (197.83 km) |
| Saint-Germain-en-Laye to Orange | 353.30 mi (568.58 km) |
| Saint-Germain-en-Laye to Orchies | 120.41 mi (193.78 km) |
| Saint-Germain-en-Laye to Orleans | 69.36 mi (111.63 km) |
| Saint-Germain-en-Laye to Orly | 17.31 mi (27.86 km) |
| Saint-Germain-en-Laye to Ormesson-sur-Marne | 21.67 mi (34.88 km) |
| Saint-Germain-en-Laye to Orsay | 14.51 mi (23.36 km) |
