| Elizabethton to Octeville | 3,975.71 mi (6,398.29 km) |
| Elizabethton to Oignies | 4,147.25 mi (6,674.36 km) |
| Elizabethton to Oissel | 4,097.54 mi (6,594.36 km) |
| Elizabethton to Olivet | 4,170.27 mi (6,711.41 km) |
| Elizabethton to Ollioules | 4,481.48 mi (7,212.25 km) |
| Elizabethton to Olonne-sur-Mer | 4,044.91 mi (6,509.65 km) |
| Elizabethton to Oloron-Sainte-Marie | 4,186.37 mi (6,737.31 km) |
| Elizabethton to Onet Village | 4,298.42 mi (6,917.64 km) |
| Elizabethton to Onnaing | 4,174.00 mi (6,717.41 km) |
| Elizabethton to Orange | 4,404.13 mi (7,087.75 km) |
| Elizabethton to Orchies | 4,157.31 mi (6,690.55 km) |
| Elizabethton to Orleans | 4,169.60 mi (6,710.32 km) |
| Elizabethton to Orly | 4,167.68 mi (6,707.24 km) |
| Elizabethton to Ormesson-sur-Marne | 4,172.68 mi (6,715.29 km) |
| Elizabethton to Orsay | 4,160.26 mi (6,695.29 km) |
