| Kings Norton to Olympia Heights (Florida) | 4,351.43 mi (7,002.95 km) |
| Kings Norton to Omaha (Nebraska) | 4,193.05 mi (6,748.06 km) |
| Kings Norton to On Top of the World Designated Place (Florida) | 4,260.36 mi (6,856.39 km) |
| Kings Norton to Onalaska (Wisconsin) | 3,890.00 mi (6,260.35 km) |
| Kings Norton to Oneida (New York) | 3,333.26 mi (5,364.37 km) |
| Kings Norton to Oneonta (New York) | 3,336.28 mi (5,369.23 km) |
| Kings Norton to Ontario (California) | 5,322.10 mi (8,565.09 km) |
| Kings Norton to Ontario (Oregon) | 4,739.42 mi (7,627.36 km) |
| Kings Norton to Opa-locka (Florida) | 4,338.94 mi (6,982.84 km) |
| Kings Norton to Opelika (Alabama) | 4,208.38 mi (6,772.73 km) |
| Kings Norton to Opelousas (Louisiana) | 4,584.81 mi (7,378.54 km) |
| Kings Norton to Orange (California) | 5,342.50 mi (8,597.92 km) |
| Kings Norton to Orange (Texas) | 4,672.00 mi (7,518.86 km) |
| Kings Norton to Orange City (Florida) | 4,227.73 mi (6,803.87 km) |
| Kings Norton to Orangeburg (South Carolina) | 3,984.35 mi (6,412.19 km) |
