| Carlsbad to Octeville | 5,495.59 mi (8,844.30 km) |
| Carlsbad to Oignies | 5,611.44 mi (9,030.73 km) |
| Carlsbad to Oissel | 5,601.36 mi (9,014.53 km) |
| Carlsbad to Olivet | 5,697.28 mi (9,168.88 km) |
| Carlsbad to Ollioules | 6,061.35 mi (9,754.80 km) |
| Carlsbad to Olonne-sur-Mer | 5,628.30 mi (9,057.87 km) |
| Carlsbad to Oloron-Sainte-Marie | 5,822.16 mi (9,369.86 km) |
| Carlsbad to Onet Village | 5,886.01 mi (9,472.63 km) |
| Carlsbad to Onnaing | 5,634.69 mi (9,068.15 km) |
| Carlsbad to Orange | 5,975.86 mi (9,617.22 km) |
| Carlsbad to Orchies | 5,619.23 mi (9,043.28 km) |
| Carlsbad to Orleans | 5,695.77 mi (9,166.45 km) |
| Carlsbad to Orly | 5,672.77 mi (9,129.45 km) |
| Carlsbad to Ormesson-sur-Marne | 5,675.67 mi (9,134.11 km) |
| Carlsbad to Orsay | 5,668.04 mi (9,121.82 km) |
