| Amersham to Octeville | 148.79 mi (239.46 km) |
| Amersham to Oignies | 177.01 mi (284.88 km) |
| Amersham to Oissel | 177.68 mi (285.94 km) |
| Amersham to Olivet | 286.12 mi (460.47 km) |
| Amersham to Ollioules | 661.90 mi (1,065.23 km) |
| Amersham to Olonne-sur-Mer | 359.11 mi (577.93 km) |
| Amersham to Oloron-Sainte-Marie | 586.10 mi (943.24 km) |
| Amersham to Onet Village | 526.19 mi (846.82 km) |
| Amersham to Onnaing | 203.08 mi (326.82 km) |
| Amersham to Orange | 577.67 mi (929.67 km) |
| Amersham to Orchies | 186.50 mi (300.14 km) |
| Amersham to Orleans | 283.80 mi (456.73 km) |
| Amersham to Orly | 242.06 mi (389.56 km) |
| Amersham to Ormesson-sur-Marne | 243.22 mi (391.43 km) |
| Amersham to Orsay | 239.96 mi (386.18 km) |
