| Harstad to Oststeinbek | 1,073.97 mi (1,728.39 km) |
| Harstad to Ottendorf-Okrilla | 1,220.89 mi (1,964.83 km) |
| Harstad to Ottersberg | 1,110.95 mi (1,787.89 km) |
| Harstad to Ottobrunn | 1,442.36 mi (2,321.26 km) |
| Harstad to Ottweiler | 1,379.74 mi (2,220.48 km) |
| Harstad to Overath | 1,271.04 mi (2,045.55 km) |
| Harstad to Oyten | 1,114.52 mi (1,793.65 km) |
| Harstad to Paderborn | 1,207.87 mi (1,943.88 km) |
| Harstad to Papenburg | 1,126.75 mi (1,813.33 km) |
| Harstad to Parchim | 1,073.77 mi (1,728.06 km) |
| Harstad to Pasewalk | 1,060.38 mi (1,706.52 km) |
| Harstad to Passau | 1,401.48 mi (2,255.46 km) |
| Harstad to Pattensen | 1,163.73 mi (1,872.85 km) |
| Harstad to Pegnitz | 1,326.60 mi (2,134.96 km) |
| Harstad to Peine | 1,157.25 mi (1,862.42 km) |
