| Alfafar to Olympia Heights (Florida) | 4,601.85 mi (7,405.96 km) |
| Alfafar to Omaha (Nebraska) | 4,754.07 mi (7,650.94 km) |
| Alfafar to On Top of the World Designated Place (Florida) | 4,571.84 mi (7,357.66 km) |
| Alfafar to Onalaska (Wisconsin) | 4,448.67 mi (7,159.44 km) |
| Alfafar to Oneida (New York) | 3,782.75 mi (6,087.75 km) |
| Alfafar to Oneonta (New York) | 3,772.52 mi (6,071.28 km) |
| Alfafar to Ontario (California) | 5,969.99 mi (9,607.77 km) |
| Alfafar to Ontario (Oregon) | 5,450.50 mi (8,771.74 km) |
| Alfafar to Opa-locka (Florida) | 4,590.75 mi (7,388.10 km) |
| Alfafar to Opelika (Alabama) | 4,591.28 mi (7,388.95 km) |
| Alfafar to Opelousas (Louisiana) | 5,000.13 mi (8,046.93 km) |
| Alfafar to Orange (California) | 5,990.29 mi (9,640.45 km) |
| Alfafar to Orange (Texas) | 5,097.35 mi (8,203.39 km) |
| Alfafar to Orange City (Florida) | 4,527.80 mi (7,286.79 km) |
| Alfafar to Orangeburg (South Carolina) | 4,339.42 mi (6,983.62 km) |
