| Balderton to Orbetello | 918.30 mi (1,477.86 km) |
| Balderton to Oria | 1,222.36 mi (1,967.19 km) |
| Balderton to Oristano | 1,009.89 mi (1,625.27 km) |
| Balderton to Orta Nova | 1,115.14 mi (1,794.65 km) |
| Balderton to Orte | 950.57 mi (1,529.80 km) |
| Balderton to Ortona | 1,018.09 mi (1,638.46 km) |
| Balderton to Orvieto | 927.92 mi (1,493.34 km) |
| Balderton to Orzinuovi | 714.82 mi (1,150.38 km) |
| Balderton to Osimo | 928.02 mi (1,493.50 km) |
| Balderton to Ospitaletto | 710.72 mi (1,143.79 km) |
| Balderton to Ostuni | 1,208.16 mi (1,944.34 km) |
| Balderton to Ottaviano | 1,103.68 mi (1,776.20 km) |
| Balderton to Ovada | 720.87 mi (1,160.14 km) |
| Balderton to Ozieri | 975.69 mi (1,570.23 km) |
| Balderton to Paceco | 1,220.47 mi (1,964.15 km) |
