| Lompoc to Orbetello | 6,297.15 mi (10,134.28 km) |
| Lompoc to Oria | 6,599.83 mi (10,621.41 km) |
| Lompoc to Oristano | 6,348.10 mi (10,216.28 km) |
| Lompoc to Orta Nova | 6,496.00 mi (10,454.30 km) |
| Lompoc to Orte | 6,332.43 mi (10,191.06 km) |
| Lompoc to Ortona | 6,399.54 mi (10,299.06 km) |
| Lompoc to Orvieto | 6,309.75 mi (10,154.56 km) |
| Lompoc to Orzinuovi | 6,097.23 mi (9,812.55 km) |
| Lompoc to Osimo | 6,308.92 mi (10,153.23 km) |
| Lompoc to Ospitaletto | 6,093.11 mi (9,805.91 km) |
| Lompoc to Ostuni | 6,584.95 mi (10,597.45 km) |
| Lompoc to Ottaviano | 6,486.04 mi (10,438.28 km) |
| Lompoc to Ovada | 6,098.19 mi (9,814.08 km) |
| Lompoc to Ozieri | 6,325.76 mi (10,180.33 km) |
| Lompoc to Paceco | 6,584.33 mi (10,596.45 km) |
