| Nacogdoches to Olivares | 4,861.14 mi (7,823.26 km) |
| Nacogdoches to Olivenza | 4,777.33 mi (7,688.36 km) |
| Nacogdoches to Olot | 5,121.58 mi (8,242.39 km) |
| Nacogdoches to Onate | 4,872.67 mi (7,841.80 km) |
| Nacogdoches to Onda | 5,067.16 mi (8,154.81 km) |
| Nacogdoches to Onteniente | 5,087.48 mi (8,187.50 km) |
| Nacogdoches to Orihuela | 5,094.87 mi (8,199.40 km) |
| Nacogdoches to Osuna | 4,918.65 mi (7,915.79 km) |
| Nacogdoches to Ourense | 4,639.77 mi (7,466.98 km) |
| Nacogdoches to Oviedo | 4,706.15 mi (7,573.82 km) |
| Nacogdoches to Paiporta | 5,077.01 mi (8,170.66 km) |
| Nacogdoches to Pajara | 4,709.77 mi (7,579.64 km) |
| Nacogdoches to Palafolls | 5,150.39 mi (8,288.75 km) |
| Nacogdoches to Palafrugell | 5,160.70 mi (8,305.35 km) |
| Nacogdoches to Palamos | 5,161.56 mi (8,306.73 km) |
