| Francavilla Fontana to Olympia Heights (Florida) | 5,470.88 mi (8,804.54 km) |
| Francavilla Fontana to Omaha (Nebraska) | 5,423.06 mi (8,727.57 km) |
| Francavilla Fontana to On Top of the World Designated Place (Florida) | 5,411.99 mi (8,709.76 km) |
| Francavilla Fontana to Onalaska (Wisconsin) | 5,119.22 mi (8,238.60 km) |
| Francavilla Fontana to Oneida (New York) | 4,535.44 mi (7,299.09 km) |
| Francavilla Fontana to Oneonta (New York) | 4,534.03 mi (7,296.81 km) |
| Francavilla Fontana to Ontario (California) | 6,547.45 mi (10,537.10 km) |
| Francavilla Fontana to Ontario (Oregon) | 5,948.09 mi (9,572.53 km) |
| Francavilla Fontana to Opa-locka (Florida) | 5,459.10 mi (8,785.57 km) |
| Francavilla Fontana to Opelika (Alabama) | 5,392.06 mi (8,677.68 km) |
| Francavilla Fontana to Opelousas (Louisiana) | 5,782.95 mi (9,306.76 km) |
| Francavilla Fontana to Orange (California) | 6,567.81 mi (10,569.87 km) |
| Francavilla Fontana to Orange (Texas) | 5,874.02 mi (9,453.33 km) |
| Francavilla Fontana to Orange City (Florida) | 5,373.34 mi (8,647.56 km) |
| Francavilla Fontana to Orangeburg (South Carolina) | 5,154.64 mi (8,295.60 km) |
