| Mapleton to Orbetello | 5,705.38 mi (9,181.92 km) |
| Mapleton to Oria | 6,016.77 mi (9,683.06 km) |
| Mapleton to Oristano | 5,747.74 mi (9,250.09 km) |
| Mapleton to Orta Nova | 5,910.54 mi (9,512.09 km) |
| Mapleton to Orte | 5,742.78 mi (9,242.12 km) |
| Mapleton to Ortona | 5,813.48 mi (9,355.90 km) |
| Mapleton to Orvieto | 5,720.11 mi (9,205.63 km) |
| Mapleton to Orzinuovi | 5,509.16 mi (8,866.14 km) |
| Mapleton to Osimo | 5,723.39 mi (9,210.91 km) |
| Mapleton to Ospitaletto | 5,505.61 mi (8,860.43 km) |
| Mapleton to Ostuni | 6,002.24 mi (9,659.67 km) |
| Mapleton to Ottaviano | 5,897.19 mi (9,490.61 km) |
| Mapleton to Ovada | 5,506.39 mi (8,861.68 km) |
| Mapleton to Ozieri | 5,727.11 mi (9,216.90 km) |
| Mapleton to Paceco | 5,986.92 mi (9,635.01 km) |
