| Ommen to Olivenza | 1,153.52 mi (1,856.41 km) |
| Ommen to Olot | 737.05 mi (1,186.17 km) |
| Ommen to Onate | 771.76 mi (1,242.02 km) |
| Ommen to Onda | 923.32 mi (1,485.94 km) |
| Ommen to Onteniente | 1,003.97 mi (1,615.73 km) |
| Ommen to Orihuela | 1,058.02 mi (1,702.72 km) |
| Ommen to Osuna | 1,193.74 mi (1,921.13 km) |
| Ommen to Ourense | 966.29 mi (1,555.10 km) |
| Ommen to Oviedo | 847.65 mi (1,364.15 km) |
| Ommen to Paiporta | 961.01 mi (1,546.60 km) |
| Ommen to Pajara | 1,972.71 mi (3,174.77 km) |
| Ommen to Palafolls | 768.81 mi (1,237.28 km) |
| Ommen to Palafrugell | 747.89 mi (1,203.61 km) |
| Ommen to Palamos | 753.07 mi (1,211.95 km) |
| Ommen to Palencia | 886.64 mi (1,426.91 km) |
