| Sunnyside to Orbetello | 5,613.83 mi (9,034.58 km) |
| Sunnyside to Oria | 5,895.11 mi (9,487.26 km) |
| Sunnyside to Oristano | 5,688.73 mi (9,155.13 km) |
| Sunnyside to Orta Nova | 5,796.86 mi (9,329.15 km) |
| Sunnyside to Orte | 5,643.74 mi (9,082.73 km) |
| Sunnyside to Ortona | 5,702.37 mi (9,177.07 km) |
| Sunnyside to Orvieto | 5,621.23 mi (9,046.50 km) |
| Sunnyside to Orzinuovi | 5,406.84 mi (8,701.46 km) |
| Sunnyside to Osimo | 5,611.36 mi (9,030.61 km) |
| Sunnyside to Ospitaletto | 5,401.47 mi (8,692.83 km) |
| Sunnyside to Ostuni | 5,879.63 mi (9,462.35 km) |
| Sunnyside to Ottaviano | 5,794.31 mi (9,325.04 km) |
| Sunnyside to Ovada | 5,416.58 mi (8,717.14 km) |
| Sunnyside to Ozieri | 5,661.14 mi (9,110.72 km) |
| Sunnyside to Paceco | 5,913.76 mi (9,517.27 km) |
