| Kardla to Olympia Heights (Florida) | 5,148.52 mi (8,285.74 km) |
| Kardla to Omaha (Nebraska) | 4,680.50 mi (7,532.54 km) |
| Kardla to On Top of the World Designated Place (Florida) | 5,011.32 mi (8,064.94 km) |
| Kardla to Onalaska (Wisconsin) | 4,399.30 mi (7,079.98 km) |
| Kardla to Oneida (New York) | 4,005.18 mi (6,445.71 km) |
| Kardla to Oneonta (New York) | 4,021.37 mi (6,471.78 km) |
| Kardla to Ontario (California) | 5,617.70 mi (9,040.81 km) |
| Kardla to Ontario (Oregon) | 4,957.46 mi (7,978.27 km) |
| Kardla to Opa-locka (Florida) | 5,135.45 mi (8,264.70 km) |
| Kardla to Opelika (Alabama) | 4,896.73 mi (7,880.52 km) |
| Kardla to Opelousas (Louisiana) | 5,221.94 mi (8,403.91 km) |
| Kardla to Orange (California) | 5,637.14 mi (9,072.10 km) |
| Kardla to Orange (Texas) | 5,294.26 mi (8,520.29 km) |
| Kardla to Orange City (Florida) | 4,989.83 mi (8,030.35 km) |
| Kardla to Orangeburg (South Carolina) | 4,709.90 mi (7,579.85 km) |
