| Lancing to Olympia Heights (Florida) | 4,436.28 mi (7,139.50 km) |
| Lancing to Omaha (Nebraska) | 4,308.79 mi (6,934.33 km) |
| Lancing to On Top of the World Designated Place (Florida) | 4,351.80 mi (7,003.54 km) |
| Lancing to Onalaska (Wisconsin) | 4,005.07 mi (6,445.54 km) |
| Lancing to Oneida (New York) | 3,436.77 mi (5,530.94 km) |
| Lancing to Oneonta (New York) | 3,438.42 mi (5,533.60 km) |
| Lancing to Ontario (California) | 5,445.34 mi (8,763.43 km) |
| Lancing to Ontario (Oregon) | 4,865.76 mi (7,830.69 km) |
| Lancing to Opa-locka (Florida) | 4,423.91 mi (7,119.59 km) |
| Lancing to Opelika (Alabama) | 4,307.33 mi (6,931.97 km) |
| Lancing to Opelousas (Louisiana) | 4,687.90 mi (7,544.44 km) |
| Lancing to Orange (California) | 5,465.75 mi (8,796.28 km) |
| Lancing to Orange (Texas) | 4,776.25 mi (7,686.64 km) |
| Lancing to Orange City (Florida) | 4,317.82 mi (6,948.85 km) |
| Lancing to Orangeburg (South Carolina) | 4,079.76 mi (6,565.75 km) |
