| Broomall to Orbetello | 4,293.28 mi (6,909.37 km) |
| Broomall to Oria | 4,646.08 mi (7,477.14 km) |
| Broomall to Oristano | 4,262.98 mi (6,860.60 km) |
| Broomall to Orta Nova | 4,530.70 mi (7,291.45 km) |
| Broomall to Orte | 4,344.18 mi (6,991.29 km) |
| Broomall to Ortona | 4,436.06 mi (7,139.15 km) |
| Broomall to Orvieto | 4,323.05 mi (6,957.27 km) |
| Broomall to Orzinuovi | 4,138.30 mi (6,659.94 km) |
| Broomall to Osimo | 4,355.83 mi (7,010.03 km) |
| Broomall to Ospitaletto | 4,139.25 mi (6,661.47 km) |
| Broomall to Ostuni | 4,634.92 mi (7,459.18 km) |
| Broomall to Ottaviano | 4,494.35 mi (7,232.95 km) |
| Broomall to Ovada | 4,107.31 mi (6,610.07 km) |
| Broomall to Ozieri | 4,258.34 mi (6,853.13 km) |
| Broomall to Paceco | 4,513.71 mi (7,264.11 km) |
