| Preakness to Oststeinbek | 3,813.06 mi (6,136.52 km) |
| Preakness to Ottendorf-Okrilla | 4,022.80 mi (6,474.07 km) |
| Preakness to Ottersberg | 3,786.84 mi (6,094.33 km) |
| Preakness to Ottobrunn | 4,036.73 mi (6,496.48 km) |
| Preakness to Ottweiler | 3,813.05 mi (6,136.51 km) |
| Preakness to Overath | 3,773.83 mi (6,073.39 km) |
| Preakness to Oyten | 3,782.86 mi (6,087.93 km) |
| Preakness to Paderborn | 3,809.87 mi (6,131.40 km) |
| Preakness to Papenburg | 3,720.78 mi (5,988.01 km) |
| Preakness to Parchim | 3,879.16 mi (6,242.90 km) |
| Preakness to Pasewalk | 3,957.13 mi (6,368.39 km) |
| Preakness to Passau | 4,092.97 mi (6,587.00 km) |
| Preakness to Pattensen | 3,833.70 mi (6,169.75 km) |
| Preakness to Pegnitz | 3,978.23 mi (6,402.35 km) |
| Preakness to Peine | 3,850.15 mi (6,196.21 km) |
