| Felgueiras to Olympia Heights (Florida) | 4,171.98 mi (6,714.15 km) |
| Felgueiras to Omaha (Nebraska) | 4,339.53 mi (6,983.80 km) |
| Felgueiras to On Top of the World Designated Place (Florida) | 4,139.86 mi (6,662.46 km) |
| Felgueiras to Onalaska (Wisconsin) | 4,034.98 mi (6,493.67 km) |
| Felgueiras to Oneida (New York) | 3,357.04 mi (5,402.63 km) |
| Felgueiras to Oneonta (New York) | 3,345.62 mi (5,384.26 km) |
| Felgueiras to Ontario (California) | 5,569.04 mi (8,962.50 km) |
| Felgueiras to Ontario (Oregon) | 5,071.78 mi (8,162.24 km) |
| Felgueiras to Opa-locka (Florida) | 4,160.79 mi (6,696.14 km) |
| Felgueiras to Opelika (Alabama) | 4,159.83 mi (6,694.60 km) |
| Felgueiras to Opelousas (Louisiana) | 4,569.52 mi (7,353.94 km) |
| Felgueiras to Orange (California) | 5,589.24 mi (8,995.01 km) |
| Felgueiras to Orange (Texas) | 4,667.12 mi (7,511.01 km) |
| Felgueiras to Orange City (Florida) | 4,096.01 mi (6,591.89 km) |
| Felgueiras to Orangeburg (South Carolina) | 3,907.48 mi (6,288.47 km) |
