| East Grand Rapids to Olivares | 4,052.02 mi (6,521.10 km) |
| East Grand Rapids to Olivenza | 3,961.63 mi (6,375.62 km) |
| East Grand Rapids to Olot | 4,256.70 mi (6,850.50 km) |
| East Grand Rapids to Onate | 4,014.64 mi (6,460.94 km) |
| East Grand Rapids to Onda | 4,222.28 mi (6,795.11 km) |
| East Grand Rapids to Onteniente | 4,250.82 mi (6,841.03 km) |
| East Grand Rapids to Orihuela | 4,264.08 mi (6,862.37 km) |
| East Grand Rapids to Osuna | 4,107.38 mi (6,610.18 km) |
| East Grand Rapids to Ourense | 3,799.53 mi (6,114.75 km) |
| East Grand Rapids to Oviedo | 3,854.12 mi (6,202.61 km) |
| East Grand Rapids to Paiporta | 4,235.92 mi (6,817.06 km) |
| East Grand Rapids to Pajara | 4,017.11 mi (6,464.92 km) |
| East Grand Rapids to Palafolls | 4,287.64 mi (6,900.29 km) |
| East Grand Rapids to Palafrugell | 4,295.61 mi (6,913.12 km) |
| East Grand Rapids to Palamos | 4,296.93 mi (6,915.25 km) |
