| Groveton to Olivares | 3,756.52 mi (6,045.54 km) |
| Groveton to Olivenza | 3,673.26 mi (5,911.54 km) |
| Groveton to Olot | 4,031.11 mi (6,487.44 km) |
| Groveton to Onate | 3,779.57 mi (6,082.63 km) |
| Groveton to Onda | 3,968.43 mi (6,386.56 km) |
| Groveton to Onteniente | 3,986.46 mi (6,415.58 km) |
| Groveton to Orihuela | 3,992.59 mi (6,425.46 km) |
| Groveton to Osuna | 3,814.12 mi (6,138.23 km) |
| Groveton to Ourense | 3,540.62 mi (5,698.07 km) |
| Groveton to Oviedo | 3,610.95 mi (5,811.27 km) |
| Groveton to Paiporta | 3,977.14 mi (6,400.59 km) |
| Groveton to Pajara | 3,626.89 mi (5,836.92 km) |
| Groveton to Palafolls | 4,058.69 mi (6,531.83 km) |
| Groveton to Palafrugell | 4,070.21 mi (6,550.37 km) |
| Groveton to Palamos | 4,070.81 mi (6,551.34 km) |
