| Rio Rancho to Orbetello | 5,790.64 mi (9,319.14 km) |
| Rio Rancho to Oria | 6,118.97 mi (9,847.54 km) |
| Rio Rancho to Oristano | 5,809.51 mi (9,349.51 km) |
| Rio Rancho to Orta Nova | 6,008.55 mi (9,669.83 km) |
| Rio Rancho to Orte | 5,832.79 mi (9,386.97 km) |
| Rio Rancho to Ortona | 5,911.00 mi (9,512.84 km) |
| Rio Rancho to Orvieto | 5,810.31 mi (9,350.79 km) |
| Rio Rancho to Orzinuovi | 5,604.67 mi (9,019.85 km) |
| Rio Rancho to Osimo | 5,822.77 mi (9,370.85 km) |
| Rio Rancho to Ospitaletto | 5,602.44 mi (9,016.26 km) |
| Rio Rancho to Ostuni | 6,105.30 mi (9,825.54 km) |
| Rio Rancho to Ottaviano | 5,987.79 mi (9,636.42 km) |
| Rio Rancho to Ovada | 5,593.18 mi (9,001.36 km) |
| Rio Rancho to Ozieri | 5,794.08 mi (9,324.68 km) |
| Rio Rancho to Paceco | 6,055.36 mi (9,745.16 km) |
