| Cities | Distance |
|---|---|
| Harsum to Oria | 886.51 mi (1,426.70 km) |
| Harsum to Oristano | 852.31 mi (1,371.66 km) |
| Harsum to Orta Nova | 798.51 mi (1,285.08 km) |
| Harsum to Orte | 682.73 mi (1,098.75 km) |
| Harsum to Ortona | 711.69 mi (1,145.36 km) |
| Harsum to Orvieto | 663.07 mi (1,067.10 km) |
| Harsum to Orzinuovi | 470.21 mi (756.73 km) |
| Harsum to Osimo | 624.20 mi (1,004.55 km) |
| Harsum to Ospitaletto | 459.51 mi (739.50 km) |
| Harsum to Ostuni | 870.56 mi (1,401.04 km) |
| Harsum to Ottaviano | 813.03 mi (1,308.44 km) |
| Harsum to Ovada | 526.21 mi (846.85 km) |
| Harsum to Ozieri | 804.17 mi (1,294.19 km) |
| Harsum to Paceco | 990.57 mi (1,594.17 km) |
| Harsum to Pachino | 1,099.07 mi (1,768.78 km) |