| Dayton to Oschatz | 4,422.54 mi (7,117.39 km) |
| Dayton to Oschersleben | 4,328.81 mi (6,966.55 km) |
| Dayton to Osnabruck | 4,201.65 mi (6,761.90 km) |
| Dayton to Ostbevern | 4,202.07 mi (6,762.57 km) |
| Dayton to Osterburg | 4,320.67 mi (6,953.44 km) |
| Dayton to Ostercappeln | 4,206.26 mi (6,769.32 km) |
| Dayton to Osterhofen | 4,515.73 mi (7,267.37 km) |
| Dayton to Osterholz-Scharmbeck | 4,198.55 mi (6,756.91 km) |
| Dayton to Osternienburg | 4,364.55 mi (7,024.06 km) |
| Dayton to Osterode | 4,302.10 mi (6,923.55 km) |
| Dayton to Osterwieck | 4,310.98 mi (6,937.86 km) |
| Dayton to Ostfildern | 4,368.66 mi (7,030.68 km) |
| Dayton to Osthofen | 4,298.81 mi (6,918.26 km) |
| Dayton to Ostrhauderfehn | 4,158.55 mi (6,692.54 km) |
| Dayton to Ostringen | 4,330.54 mi (6,969.33 km) |
