| Hobbs to Orbetello | 5,787.46 mi (9,314.02 km) |
| Hobbs to Oria | 6,124.79 mi (9,856.90 km) |
| Hobbs to Oristano | 5,791.22 mi (9,320.06 km) |
| Hobbs to Orta Nova | 6,012.30 mi (9,675.86 km) |
| Hobbs to Orte | 5,832.41 mi (9,386.36 km) |
| Hobbs to Ortona | 5,915.02 mi (9,519.30 km) |
| Hobbs to Orvieto | 5,810.19 mi (9,350.60 km) |
| Hobbs to Orzinuovi | 5,609.22 mi (9,027.16 km) |
| Hobbs to Osimo | 5,828.51 mi (9,380.08 km) |
| Hobbs to Ospitaletto | 5,607.85 mi (9,024.96 km) |
| Hobbs to Ostuni | 6,111.76 mi (9,835.93 km) |
| Hobbs to Ottaviano | 5,986.88 mi (9,634.96 km) |
| Hobbs to Ovada | 5,592.18 mi (8,999.74 km) |
| Hobbs to Ozieri | 5,779.19 mi (9,300.70 km) |
| Hobbs to Paceco | 6,039.84 mi (9,720.19 km) |
