| Lockhart to Oerlinghausen | 5,250.80 mi (8,450.34 km) |
| Lockhart to Oestrich-Winkel | 5,295.78 mi (8,522.73 km) |
| Lockhart to Offenburg | 5,347.82 mi (8,606.49 km) |
| Lockhart to Oftersheim | 5,340.65 mi (8,594.95 km) |
| Lockhart to Ohrdruf | 5,367.94 mi (8,638.87 km) |
| Lockhart to Ohringen | 5,381.93 mi (8,661.38 km) |
| Lockhart to Olbernhau | 5,468.83 mi (8,801.23 km) |
| Lockhart to Olching | 5,488.99 mi (8,833.67 km) |
| Lockhart to Oldenburg | 5,192.95 mi (8,357.24 km) |
| Lockhart to Oldenburg in Holstein | 5,244.88 mi (8,440.82 km) |
| Lockhart to Olfen | 5,212.39 mi (8,388.53 km) |
| Lockhart to Olpe | 5,253.57 mi (8,454.81 km) |
| Lockhart to Olsberg | 5,265.98 mi (8,474.78 km) |
| Lockhart to Oranienburg | 5,384.15 mi (8,664.95 km) |
| Lockhart to Ortenberg | 5,322.96 mi (8,566.47 km) |
