| Ankeny to Nuth | 4,418.68 mi (7,111.19 km) |
| Ankeny to Oegstgeest | 4,319.10 mi (6,950.92 km) |
| Ankeny to Oirschot | 4,374.99 mi (7,040.86 km) |
| Ankeny to Oisterwijk | 4,368.19 mi (7,029.93 km) |
| Ankeny to Oldebroek | 4,359.00 mi (7,015.13 km) |
| Ankeny to Oldenzaal | 4,400.06 mi (7,081.22 km) |
| Ankeny to Ommen | 4,374.30 mi (7,039.76 km) |
| Ankeny to Oosterend | 4,343.19 mi (6,989.70 km) |
| Ankeny to Oosterhout | 4,353.69 mi (7,006.59 km) |
| Ankeny to Oosterwolde | 4,351.44 mi (7,002.97 km) |
| Ankeny to Oostzaan | 4,324.17 mi (6,959.08 km) |
| Ankeny to Opmeer | 4,316.27 mi (6,946.37 km) |
| Ankeny to Oss | 4,372.24 mi (7,036.44 km) |
| Ankeny to Oud-Beijerland | 4,330.77 mi (6,969.71 km) |
| Ankeny to Oudenbosch | 4,343.93 mi (6,990.87 km) |
