| Diyadin to Nuth | 1,972.96 mi (3,175.17 km) |
| Diyadin to Oegstgeest | 2,046.87 mi (3,294.12 km) |
| Diyadin to Oirschot | 2,004.12 mi (3,225.32 km) |
| Diyadin to Oisterwijk | 2,009.28 mi (3,233.62 km) |
| Diyadin to Oldebroek | 1,990.68 mi (3,203.69 km) |
| Diyadin to Oldenzaal | 1,946.14 mi (3,132.01 km) |
| Diyadin to Ommen | 1,970.33 mi (3,170.94 km) |
| Diyadin to Oosterend | 1,991.81 mi (3,205.51 km) |
| Diyadin to Oosterhout | 2,024.47 mi (3,258.07 km) |
| Diyadin to Oosterwolde | 1,982.48 mi (3,190.49 km) |
| Diyadin to Oostzaan | 2,032.51 mi (3,271.02 km) |
| Diyadin to Opmeer | 2,033.16 mi (3,272.05 km) |
| Diyadin to Oss | 1,997.98 mi (3,215.44 km) |
| Diyadin to Oud-Beijerland | 2,045.64 mi (3,292.13 km) |
| Diyadin to Oudenbosch | 2,038.02 mi (3,279.88 km) |
