| Harrisburg to Oststeinbek | 3,944.72 mi (6,348.41 km) |
| Harrisburg to Ottendorf-Okrilla | 4,155.95 mi (6,688.36 km) |
| Harrisburg to Ottersberg | 3,919.38 mi (6,307.63 km) |
| Harrisburg to Ottobrunn | 4,173.84 mi (6,717.15 km) |
| Harrisburg to Ottweiler | 3,950.35 mi (6,357.47 km) |
| Harrisburg to Overath | 3,909.44 mi (6,291.63 km) |
| Harrisburg to Oyten | 3,915.49 mi (6,301.38 km) |
| Harrisburg to Paderborn | 3,944.17 mi (6,347.53 km) |
| Harrisburg to Papenburg | 3,853.91 mi (6,202.27 km) |
| Harrisburg to Parchim | 4,010.40 mi (6,454.12 km) |
| Harrisburg to Pasewalk | 4,087.49 mi (6,578.18 km) |
| Harrisburg to Passau | 4,228.98 mi (6,805.88 km) |
| Harrisburg to Pattensen | 3,967.04 mi (6,384.33 km) |
| Harrisburg to Pegnitz | 4,113.73 mi (6,620.40 km) |
| Harrisburg to Peine | 3,983.26 mi (6,410.44 km) |
