| Flagstaff to Oststeinbek | 5,390.19 mi (8,674.68 km) |
| Flagstaff to Ottendorf-Okrilla | 5,614.95 mi (9,036.40 km) |
| Flagstaff to Ottersberg | 5,381.72 mi (8,661.03 km) |
| Flagstaff to Ottobrunn | 5,706.51 mi (9,183.74 km) |
| Flagstaff to Ottweiler | 5,497.79 mi (8,847.84 km) |
| Flagstaff to Overath | 5,427.22 mi (8,734.26 km) |
| Flagstaff to Oyten | 5,379.64 mi (8,657.69 km) |
| Flagstaff to Paderborn | 5,436.12 mi (8,748.59 km) |
| Flagstaff to Papenburg | 5,330.60 mi (8,578.77 km) |
| Flagstaff to Parchim | 5,444.62 mi (8,762.27 km) |
| Flagstaff to Pasewalk | 5,501.52 mi (8,853.84 km) |
| Flagstaff to Passau | 5,737.13 mi (9,233.02 km) |
| Flagstaff to Pattensen | 5,440.44 mi (8,755.55 km) |
| Flagstaff to Pegnitz | 5,618.25 mi (9,041.70 km) |
| Flagstaff to Peine | 5,451.83 mi (8,773.87 km) |
