| Bareggio to Olympia Heights (Florida) | 4,941.96 mi (7,953.32 km) |
| Bareggio to Omaha (Nebraska) | 4,872.94 mi (7,842.24 km) |
| Bareggio to On Top of the World Designated Place (Florida) | 4,873.78 mi (7,843.59 km) |
| Bareggio to Onalaska (Wisconsin) | 4,568.74 mi (7,352.67 km) |
| Bareggio to Oneida (New York) | 3,985.24 mi (6,413.62 km) |
| Bareggio to Oneonta (New York) | 3,984.51 mi (6,412.45 km) |
| Bareggio to Ontario (California) | 6,010.04 mi (9,672.23 km) |
| Bareggio to Ontario (Oregon) | 5,424.09 mi (8,729.23 km) |
| Bareggio to Opa-locka (Florida) | 4,929.94 mi (7,933.98 km) |
| Bareggio to Opelika (Alabama) | 4,845.83 mi (7,798.61 km) |
| Bareggio to Opelousas (Louisiana) | 5,233.95 mi (8,423.23 km) |
| Bareggio to Orange (California) | 6,030.44 mi (9,705.06 km) |
| Bareggio to Orange (Texas) | 5,324.35 mi (8,568.71 km) |
| Bareggio to Orange City (Florida) | 4,836.72 mi (7,783.94 km) |
| Bareggio to Orangeburg (South Carolina) | 4,611.32 mi (7,421.20 km) |
