| Okemos to Olivares | 4,003.21 mi (6,442.55 km) |
| Okemos to Olivenza | 3,913.38 mi (6,297.98 km) |
| Okemos to Olot | 4,214.51 mi (6,782.59 km) |
| Okemos to Onate | 3,971.33 mi (6,391.23 km) |
| Okemos to Onda | 4,177.38 mi (6,722.85 km) |
| Okemos to Onteniente | 4,204.97 mi (6,767.24 km) |
| Okemos to Orihuela | 4,217.58 mi (6,787.55 km) |
| Okemos to Osuna | 4,058.81 mi (6,532.02 km) |
| Okemos to Ourense | 3,753.81 mi (6,041.17 km) |
| Okemos to Oviedo | 3,809.91 mi (6,131.45 km) |
| Okemos to Paiporta | 4,190.58 mi (6,744.08 km) |
| Okemos to Pajara | 3,960.54 mi (6,373.87 km) |
| Okemos to Palafolls | 4,245.14 mi (6,831.90 km) |
| Okemos to Palafrugell | 4,253.46 mi (6,845.29 km) |
| Okemos to Palamos | 4,254.72 mi (6,847.31 km) |
