| Iona to Oschatz | 5,016.31 mi (8,072.98 km) |
| Iona to Oschersleben | 4,924.53 mi (7,925.27 km) |
| Iona to Osnabruck | 4,789.91 mi (7,708.61 km) |
| Iona to Ostbevern | 4,786.55 mi (7,703.21 km) |
| Iona to Osterburg | 4,927.44 mi (7,929.95 km) |
| Iona to Ostercappeln | 4,795.96 mi (7,718.35 km) |
| Iona to Osterhofen | 5,077.83 mi (8,171.97 km) |
| Iona to Osterholz-Scharmbeck | 4,800.94 mi (7,726.36 km) |
| Iona to Osternienburg | 4,960.35 mi (7,982.91 km) |
| Iona to Osterode | 4,890.81 mi (7,870.99 km) |
| Iona to Osterwieck | 4,904.24 mi (7,892.61 km) |
| Iona to Ostfildern | 4,915.92 mi (7,911.41 km) |
| Iona to Osthofen | 4,855.09 mi (7,813.51 km) |
| Iona to Ostrhauderfehn | 4,756.01 mi (7,654.05 km) |
| Iona to Ostringen | 4,881.96 mi (7,856.76 km) |
