| Carshalton to Octeville | 136.49 mi (219.66 km) |
| Carshalton to Oignies | 150.96 mi (242.95 km) |
| Carshalton to Oissel | 150.41 mi (242.05 km) |
| Carshalton to Olivet | 259.00 mi (416.82 km) |
| Carshalton to Ollioules | 633.98 mi (1,020.29 km) |
| Carshalton to Olonne-sur-Mer | 341.49 mi (549.58 km) |
| Carshalton to Oloron-Sainte-Marie | 564.93 mi (909.17 km) |
| Carshalton to Onet Village | 500.18 mi (804.96 km) |
| Carshalton to Onnaing | 177.50 mi (285.65 km) |
| Carshalton to Orange | 549.95 mi (885.06 km) |
| Carshalton to Orchies | 160.82 mi (258.82 km) |
| Carshalton to Orleans | 256.64 mi (413.01 km) |
| Carshalton to Orly | 213.75 mi (344.00 km) |
| Carshalton to Ormesson-sur-Marne | 214.81 mi (345.71 km) |
| Carshalton to Orsay | 211.83 mi (340.91 km) |
