| Seguin to Octeville | 4,953.42 mi (7,971.76 km) |
| Seguin to Oignies | 5,113.06 mi (8,228.68 km) |
| Seguin to Oissel | 5,072.74 mi (8,163.78 km) |
| Seguin to Olivet | 5,151.81 mi (8,291.04 km) |
| Seguin to Ollioules | 5,477.28 mi (8,814.82 km) |
| Seguin to Olonne-sur-Mer | 5,037.74 mi (8,107.47 km) |
| Seguin to Oloron-Sainte-Marie | 5,190.46 mi (8,353.24 km) |
| Seguin to Onet Village | 5,294.27 mi (8,520.31 km) |
| Seguin to Onnaing | 5,139.25 mi (8,270.83 km) |
| Seguin to Orange | 5,397.65 mi (8,686.68 km) |
| Seguin to Orchies | 5,122.67 mi (8,244.14 km) |
| Seguin to Orleans | 5,150.94 mi (8,289.63 km) |
| Seguin to Orly | 5,143.99 mi (8,278.45 km) |
| Seguin to Ormesson-sur-Marne | 5,148.54 mi (8,285.77 km) |
| Seguin to Orsay | 5,137.13 mi (8,267.41 km) |
