| Grand Forks to Oststeinbek | 4,241.53 mi (6,826.09 km) |
| Grand Forks to Ottendorf-Okrilla | 4,466.17 mi (7,187.61 km) |
| Grand Forks to Ottersberg | 4,231.78 mi (6,810.39 km) |
| Grand Forks to Ottobrunn | 4,553.95 mi (7,328.87 km) |
| Grand Forks to Ottweiler | 4,344.80 mi (6,992.27 km) |
| Grand Forks to Overath | 4,274.69 mi (6,879.46 km) |
| Grand Forks to Oyten | 4,229.57 mi (6,806.84 km) |
| Grand Forks to Paderborn | 4,284.62 mi (6,895.43 km) |
| Grand Forks to Papenburg | 4,179.60 mi (6,726.42 km) |
| Grand Forks to Parchim | 4,297.17 mi (6,915.62 km) |
| Grand Forks to Pasewalk | 4,356.31 mi (7,010.81 km) |
| Grand Forks to Passau | 4,585.57 mi (7,379.75 km) |
| Grand Forks to Pattensen | 4,289.99 mi (6,904.07 km) |
| Grand Forks to Pegnitz | 4,466.58 mi (7,188.27 km) |
| Grand Forks to Peine | 4,301.73 mi (6,922.96 km) |
