| Llanera to Olympia Heights (Florida) | 4,261.84 mi (6,858.76 km) |
| Llanera to Omaha (Nebraska) | 4,359.22 mi (7,015.49 km) |
| Llanera to On Top of the World Designated Place (Florida) | 4,217.27 mi (6,787.05 km) |
| Llanera to Onalaska (Wisconsin) | 4,053.52 mi (6,523.51 km) |
| Llanera to Oneida (New York) | 3,398.90 mi (5,469.99 km) |
| Llanera to Oneonta (New York) | 3,390.61 mi (5,456.65 km) |
| Llanera to Ontario (California) | 5,570.35 mi (8,964.62 km) |
| Llanera to Ontario (Oregon) | 5,050.63 mi (8,128.20 km) |
| Llanera to Opa-locka (Florida) | 4,250.33 mi (6,840.24 km) |
| Llanera to Opelika (Alabama) | 4,221.99 mi (6,794.64 km) |
| Llanera to Opelousas (Louisiana) | 4,626.33 mi (7,445.36 km) |
| Llanera to Orange (California) | 5,590.67 mi (8,997.32 km) |
| Llanera to Orange (Texas) | 4,722.09 mi (7,599.47 km) |
| Llanera to Orange City (Florida) | 4,175.59 mi (6,719.96 km) |
| Llanera to Orangeburg (South Carolina) | 3,974.49 mi (6,396.33 km) |
