| Varese to Olympia Heights (Florida) | 4,927.55 mi (7,930.13 km) |
| Varese to Omaha (Nebraska) | 4,851.96 mi (7,808.47 km) |
| Varese to On Top of the World Designated Place (Florida) | 4,858.00 mi (7,818.19 km) |
| Varese to Onalaska (Wisconsin) | 4,547.88 mi (7,319.10 km) |
| Varese to Oneida (New York) | 3,966.72 mi (6,383.83 km) |
| Varese to Oneonta (New York) | 3,966.27 mi (6,383.09 km) |
| Varese to Ontario (California) | 5,987.19 mi (9,635.46 km) |
| Varese to Ontario (Oregon) | 5,400.34 mi (8,691.01 km) |
| Varese to Opa-locka (Florida) | 4,915.50 mi (7,910.74 km) |
| Varese to Opelika (Alabama) | 4,828.49 mi (7,770.70 km) |
| Varese to Opelousas (Louisiana) | 5,215.83 mi (8,394.06 km) |
| Varese to Orange (California) | 6,007.59 mi (9,668.28 km) |
| Varese to Orange (Texas) | 5,305.99 mi (8,539.17 km) |
| Varese to Orange City (Florida) | 4,821.20 mi (7,758.97 km) |
| Varese to Orangeburg (South Carolina) | 4,594.63 mi (7,394.35 km) |
