| Nacogdoches to Oerlinghausen | 5,045.36 mi (8,119.72 km) |
| Nacogdoches to Oestrich-Winkel | 5,088.14 mi (8,188.57 km) |
| Nacogdoches to Offenburg | 5,138.79 mi (8,270.08 km) |
| Nacogdoches to Oftersheim | 5,132.64 mi (8,260.18 km) |
| Nacogdoches to Ohrdruf | 5,162.14 mi (8,307.67 km) |
| Nacogdoches to Ohringen | 5,174.09 mi (8,326.90 km) |
| Nacogdoches to Olbernhau | 5,263.95 mi (8,471.51 km) |
| Nacogdoches to Olching | 5,280.94 mi (8,498.85 km) |
| Nacogdoches to Oldenburg | 4,988.61 mi (8,028.39 km) |
| Nacogdoches to Oldenburg in Holstein | 5,042.96 mi (8,115.86 km) |
| Nacogdoches to Olfen | 5,006.21 mi (8,056.72 km) |
| Nacogdoches to Olpe | 5,046.86 mi (8,122.13 km) |
| Nacogdoches to Olsberg | 5,059.84 mi (8,143.02 km) |
| Nacogdoches to Oranienburg | 5,181.47 mi (8,338.77 km) |
| Nacogdoches to Ortenberg | 5,116.04 mi (8,233.47 km) |
