| Linthicum to Octeville | 3,614.52 mi (5,817.02 km) |
| Linthicum to Oignies | 3,787.83 mi (6,095.93 km) |
| Linthicum to Oissel | 3,736.65 mi (6,013.56 km) |
| Linthicum to Olivet | 3,808.47 mi (6,129.14 km) |
| Linthicum to Ollioules | 4,118.33 mi (6,627.80 km) |
| Linthicum to Olonne-sur-Mer | 3,681.99 mi (5,925.60 km) |
| Linthicum to Oloron-Sainte-Marie | 3,823.10 mi (6,152.69 km) |
| Linthicum to Onet Village | 3,935.28 mi (6,333.22 km) |
| Linthicum to Onnaing | 3,814.66 mi (6,139.10 km) |
| Linthicum to Orange | 4,041.10 mi (6,503.53 km) |
| Linthicum to Orchies | 3,797.97 mi (6,112.24 km) |
| Linthicum to Orleans | 3,807.83 mi (6,128.10 km) |
| Linthicum to Orly | 3,806.59 mi (6,126.11 km) |
| Linthicum to Ormesson-sur-Marne | 3,811.65 mi (6,134.26 km) |
| Linthicum to Orsay | 3,799.08 mi (6,114.04 km) |
