| Ottumwa to Tallinn | 4,632.45 mi (7,455.20 km) |
| Ottumwa to Tartu | 4,733.62 mi (7,618.03 km) |
| Ottumwa to Valga | 4,745.08 mi (7,636.46 km) |
| Ottumwa to Viljandi | 4,705.58 mi (7,572.89 km) |
| Ottumwa to Voru | 4,766.89 mi (7,671.58 km) |
| Ottumwa to Aanekoski | 4,507.24 mi (7,253.70 km) |
| Ottumwa to Alajarvi | 4,444.00 mi (7,151.92 km) |
| Ottumwa to Alavus | 4,457.88 mi (7,174.27 km) |
| Ottumwa to Ekenas | 4,573.64 mi (7,360.56 km) |
| Ottumwa to Espoo | 4,593.93 mi (7,393.22 km) |
| Ottumwa to Eura | 4,486.32 mi (7,220.03 km) |
| Ottumwa to Eurajoki | 4,474.46 mi (7,200.95 km) |
| Ottumwa to Forssa | 4,539.57 mi (7,305.74 km) |
| Ottumwa to Hakkila | 4,597.54 mi (7,399.03 km) |
| Ottumwa to Halikko | 4,545.07 mi (7,314.59 km) |
