| Red Oak to Olivares | 4,932.19 mi (7,937.59 km) |
| Red Oak to Olivenza | 4,846.54 mi (7,799.75 km) |
| Red Oak to Olot | 5,175.96 mi (8,329.91 km) |
| Red Oak to Onate | 4,929.26 mi (7,932.88 km) |
| Red Oak to Onda | 5,128.35 mi (8,253.28 km) |
| Red Oak to Onteniente | 5,151.23 mi (8,290.10 km) |
| Red Oak to Orihuela | 5,160.36 mi (8,304.80 km) |
| Red Oak to Osuna | 4,989.23 mi (8,029.38 km) |
| Red Oak to Ourense | 4,701.86 mi (7,566.91 km) |
| Red Oak to Oviedo | 4,764.59 mi (7,667.87 km) |
| Red Oak to Paiporta | 5,139.40 mi (8,271.06 km) |
| Red Oak to Pajara | 4,803.92 mi (7,731.16 km) |
| Red Oak to Palafolls | 5,205.58 mi (8,377.58 km) |
| Red Oak to Palafrugell | 5,215.04 mi (8,392.80 km) |
| Red Oak to Palamos | 5,216.08 mi (8,394.46 km) |
