| Weatherford to Oerlinghausen | 5,096.97 mi (8,202.77 km) |
| Weatherford to Oestrich-Winkel | 5,146.33 mi (8,282.22 km) |
| Weatherford to Offenburg | 5,201.53 mi (8,371.06 km) |
| Weatherford to Oftersheim | 5,191.99 mi (8,355.70 km) |
| Weatherford to Ohrdruf | 5,214.70 mi (8,392.25 km) |
| Weatherford to Ohringen | 5,232.84 mi (8,421.44 km) |
| Weatherford to Olbernhau | 5,313.80 mi (8,551.73 km) |
| Weatherford to Olching | 5,340.29 mi (8,594.36 km) |
| Weatherford to Oldenburg | 5,037.18 mi (8,106.55 km) |
| Weatherford to Oldenburg in Holstein | 5,085.13 mi (8,183.72 km) |
| Weatherford to Olfen | 5,059.99 mi (8,143.27 km) |
| Weatherford to Olpe | 5,102.23 mi (8,211.24 km) |
| Weatherford to Olsberg | 5,113.48 mi (8,229.35 km) |
| Weatherford to Oranienburg | 5,225.47 mi (8,409.58 km) |
| Weatherford to Ortenberg | 5,171.96 mi (8,323.46 km) |
