| Lymm to Olympia Heights (Florida) | 4,320.13 mi (6,952.57 km) |
| Lymm to Omaha (Nebraska) | 4,139.31 mi (6,661.58 km) |
| Lymm to On Top of the World Designated Place (Florida) | 4,224.65 mi (6,798.92 km) |
| Lymm to Onalaska (Wisconsin) | 3,836.89 mi (6,174.88 km) |
| Lymm to Oneida (New York) | 3,289.35 mi (5,293.70 km) |
| Lymm to Oneonta (New York) | 3,293.38 mi (5,300.18 km) |
| Lymm to Ontario (California) | 5,261.45 mi (8,467.49 km) |
| Lymm to Ontario (Oregon) | 4,675.42 mi (7,524.36 km) |
| Lymm to Opa-locka (Florida) | 4,307.56 mi (6,932.34 km) |
| Lymm to Opelika (Alabama) | 4,167.45 mi (6,706.86 km) |
| Lymm to Opelousas (Louisiana) | 4,540.77 mi (7,307.67 km) |
| Lymm to Orange (California) | 5,281.84 mi (8,500.31 km) |
| Lymm to Orange (Texas) | 4,627.09 mi (7,446.59 km) |
| Lymm to Orange City (Florida) | 4,192.96 mi (6,747.91 km) |
| Lymm to Orangeburg (South Carolina) | 3,945.99 mi (6,350.46 km) |
