| Dayton to Oststeinbek | 4,237.01 mi (6,818.81 km) |
| Dayton to Ottendorf-Okrilla | 4,453.30 mi (7,166.90 km) |
| Dayton to Ottersberg | 4,215.14 mi (6,783.61 km) |
| Dayton to Ottobrunn | 4,487.20 mi (7,221.46 km) |
| Dayton to Ottweiler | 4,265.08 mi (6,863.99 km) |
| Dayton to Overath | 4,217.33 mi (6,787.13 km) |
| Dayton to Oyten | 4,211.61 mi (6,777.94 km) |
| Dayton to Paderborn | 4,246.70 mi (6,834.40 km) |
| Dayton to Papenburg | 4,152.19 mi (6,682.30 km) |
| Dayton to Parchim | 4,300.90 mi (6,921.63 km) |
| Dayton to Pasewalk | 4,374.38 mi (7,039.88 km) |
| Dayton to Passau | 4,537.55 mi (7,302.48 km) |
| Dayton to Pattensen | 4,265.71 mi (6,864.99 km) |
| Dayton to Pegnitz | 4,420.53 mi (7,114.16 km) |
| Dayton to Peine | 4,281.03 mi (6,889.65 km) |
