| Wells Branch to Octeville | 4,898.40 mi (7,883.22 km) |
| Wells Branch to Oignies | 5,057.05 mi (8,138.53 km) |
| Wells Branch to Oissel | 5,017.47 mi (8,074.83 km) |
| Wells Branch to Olivet | 5,097.08 mi (8,202.95 km) |
| Wells Branch to Ollioules | 5,424.00 mi (8,729.08 km) |
| Wells Branch to Olonne-sur-Mer | 4,984.23 mi (8,021.35 km) |
| Wells Branch to Oloron-Sainte-Marie | 5,138.46 mi (8,269.54 km) |
| Wells Branch to Onet Village | 5,241.06 mi (8,434.67 km) |
| Wells Branch to Onnaing | 5,083.18 mi (8,180.60 km) |
| Wells Branch to Orange | 5,344.12 mi (8,600.53 km) |
| Wells Branch to Orchies | 5,066.61 mi (8,153.93 km) |
| Wells Branch to Orleans | 5,096.18 mi (8,201.51 km) |
| Wells Branch to Orly | 5,088.79 mi (8,189.61 km) |
| Wells Branch to Ormesson-sur-Marne | 5,093.30 mi (8,196.87 km) |
| Wells Branch to Orsay | 5,081.98 mi (8,178.65 km) |
