| Cambridge to Octeville | 193.97 mi (312.17 km) |
| Cambridge to Oignies | 172.55 mi (277.70 km) |
| Cambridge to Oissel | 202.35 mi (325.64 km) |
| Cambridge to Olivet | 310.18 mi (499.19 km) |
| Cambridge to Ollioules | 680.19 mi (1,094.67 km) |
| Cambridge to Olonne-sur-Mer | 400.81 mi (645.04 km) |
| Cambridge to Oloron-Sainte-Marie | 623.51 mi (1,003.45 km) |
| Cambridge to Onet Village | 553.40 mi (890.61 km) |
| Cambridge to Onnaing | 195.82 mi (315.14 km) |
| Cambridge to Orange | 597.49 mi (961.57 km) |
| Cambridge to Orchies | 180.22 mi (290.04 km) |
| Cambridge to Orleans | 307.69 mi (495.18 km) |
| Cambridge to Orly | 259.18 mi (417.11 km) |
| Cambridge to Ormesson-sur-Marne | 259.05 mi (416.90 km) |
| Cambridge to Orsay | 258.82 mi (416.52 km) |
