| Ankeny to Opole | 4,840.06 mi (7,789.33 km) |
| Ankeny to Orzesze | 4,890.70 mi (7,870.83 km) |
| Ankeny to Osowa | 4,682.85 mi (7,536.32 km) |
| Ankeny to Ostroda | 4,761.53 mi (7,662.94 km) |
| Ankeny to Ostroleka | 4,839.49 mi (7,788.40 km) |
| Ankeny to Ostrow Mazowiecka | 4,862.28 mi (7,825.09 km) |
| Ankeny to Ostrow Wielkopolski | 4,790.68 mi (7,709.86 km) |
| Ankeny to Ostrowiec Swietokrzyski | 4,937.32 mi (7,945.85 km) |
| Ankeny to Ostrzeszow | 4,805.19 mi (7,733.21 km) |
| Ankeny to Oswiecim | 4,911.23 mi (7,903.86 km) |
| Ankeny to Otwock | 4,876.11 mi (7,847.34 km) |
| Ankeny to Ozarow Mazowiecki | 4,857.08 mi (7,816.71 km) |
| Ankeny to Ozimek | 4,848.80 mi (7,803.39 km) |
| Ankeny to Ozorkow | 4,822.10 mi (7,760.42 km) |
| Ankeny to Pabianice | 4,840.14 mi (7,789.46 km) |
