| Totteridge to Octeville | 152.50 mi (245.42 km) |
| Totteridge to Oignies | 160.39 mi (258.13 km) |
| Totteridge to Oissel | 168.32 mi (270.88 km) |
| Totteridge to Olivet | 276.91 mi (445.65 km) |
| Totteridge to Ollioules | 651.07 mi (1,047.80 km) |
| Totteridge to Olonne-sur-Mer | 359.42 mi (578.43 km) |
| Totteridge to Oloron-Sainte-Marie | 583.54 mi (939.11 km) |
| Totteridge to Onet Village | 518.53 mi (834.49 km) |
| Totteridge to Onnaing | 186.22 mi (299.70 km) |
| Totteridge to Orange | 567.30 mi (912.97 km) |
| Totteridge to Orchies | 169.70 mi (273.11 km) |
| Totteridge to Orleans | 274.52 mi (441.80 km) |
| Totteridge to Orly | 230.33 mi (370.68 km) |
| Totteridge to Ormesson-sur-Marne | 231.10 mi (371.92 km) |
| Totteridge to Orsay | 228.78 mi (368.18 km) |
