| Fundao to Olympia Heights (Florida) | 4,222.89 mi (6,796.08 km) |
| Fundao to Omaha (Nebraska) | 4,416.49 mi (7,107.66 km) |
| Fundao to On Top of the World Designated Place (Florida) | 4,196.48 mi (6,753.59 km) |
| Fundao to Onalaska (Wisconsin) | 4,112.41 mi (6,618.29 km) |
| Fundao to Oneida (New York) | 3,427.86 mi (5,516.60 km) |
| Fundao to Oneonta (New York) | 3,415.41 mi (5,496.57 km) |
| Fundao to Ontario (California) | 5,650.29 mi (9,093.27 km) |
| Fundao to Ontario (Oregon) | 5,157.97 mi (8,300.94 km) |
| Fundao to Opa-locka (Florida) | 4,211.86 mi (6,778.33 km) |
| Fundao to Opelika (Alabama) | 4,222.74 mi (6,795.85 km) |
| Fundao to Opelousas (Louisiana) | 4,634.22 mi (7,458.05 km) |
| Fundao to Orange (California) | 5,670.45 mi (9,125.71 km) |
| Fundao to Orange (Texas) | 4,732.45 mi (7,616.14 km) |
| Fundao to Orange City (Florida) | 4,151.72 mi (6,681.55 km) |
| Fundao to Orangeburg (South Carolina) | 3,968.64 mi (6,386.92 km) |
