| Farmers Branch to Octeville | 4,741.46 mi (7,630.64 km) |
| Farmers Branch to Oignies | 4,896.97 mi (7,880.91 km) |
| Farmers Branch to Oissel | 4,859.70 mi (7,820.92 km) |
| Farmers Branch to Olivet | 4,940.93 mi (7,951.66 km) |
| Farmers Branch to Ollioules | 5,272.19 mi (8,484.77 km) |
| Farmers Branch to Olonne-sur-Mer | 4,831.87 mi (7,776.14 km) |
| Farmers Branch to Oloron-Sainte-Marie | 4,990.63 mi (8,031.65 km) |
| Farmers Branch to Onet Village | 5,089.50 mi (8,190.76 km) |
| Farmers Branch to Onnaing | 4,922.95 mi (7,922.72 km) |
| Farmers Branch to Orange | 5,191.55 mi (8,354.99 km) |
| Farmers Branch to Orchies | 4,906.42 mi (7,896.13 km) |
| Farmers Branch to Orleans | 4,939.98 mi (7,950.12 km) |
| Farmers Branch to Orly | 4,931.21 mi (7,936.02 km) |
| Farmers Branch to Ormesson-sur-Marne | 4,935.60 mi (7,943.07 km) |
| Farmers Branch to Orsay | 4,924.56 mi (7,925.31 km) |
