| Hicksville to Orbetello | 4,182.60 mi (6,731.25 km) |
| Hicksville to Oria | 4,535.52 mi (7,299.22 km) |
| Hicksville to Oristano | 4,152.11 mi (6,682.18 km) |
| Hicksville to Orta Nova | 4,420.13 mi (7,113.50 km) |
| Hicksville to Orte | 4,233.56 mi (6,813.26 km) |
| Hicksville to Ortona | 4,325.55 mi (6,961.30 km) |
| Hicksville to Orvieto | 4,212.44 mi (6,779.27 km) |
| Hicksville to Orzinuovi | 4,027.99 mi (6,482.43 km) |
| Hicksville to Osimo | 4,245.43 mi (6,832.36 km) |
| Hicksville to Ospitaletto | 4,028.98 mi (6,484.02 km) |
| Hicksville to Ostuni | 4,524.39 mi (7,281.31 km) |
| Hicksville to Ottaviano | 4,383.65 mi (7,054.80 km) |
| Hicksville to Ovada | 3,996.78 mi (6,432.20 km) |
| Hicksville to Ozieri | 4,147.47 mi (6,674.72 km) |
| Hicksville to Paceco | 4,402.84 mi (7,085.69 km) |
