| Sandy to Olympia Heights (Florida) | 4,422.42 mi (7,117.20 km) |
| Sandy to Omaha (Nebraska) | 4,261.87 mi (6,858.81 km) |
| Sandy to On Top of the World Designated Place (Florida) | 4,331.78 mi (6,971.33 km) |
| Sandy to Onalaska (Wisconsin) | 3,959.06 mi (6,371.50 km) |
| Sandy to Oneida (New York) | 3,404.50 mi (5,479.02 km) |
| Sandy to Oneonta (New York) | 3,407.62 mi (5,484.04 km) |
| Sandy to Ontario (California) | 5,386.87 mi (8,669.33 km) |
| Sandy to Ontario (Oregon) | 4,800.94 mi (7,726.36 km) |
| Sandy to Opa-locka (Florida) | 4,409.94 mi (7,097.11 km) |
| Sandy to Opelika (Alabama) | 4,279.85 mi (6,887.76 km) |
| Sandy to Opelousas (Louisiana) | 4,656.05 mi (7,493.19 km) |
| Sandy to Orange (California) | 5,407.26 mi (8,702.15 km) |
| Sandy to Orange (Texas) | 4,743.14 mi (7,633.34 km) |
| Sandy to Orange City (Florida) | 4,299.09 mi (6,918.72 km) |
| Sandy to Orangeburg (South Carolina) | 4,055.86 mi (6,527.28 km) |
