| Villanueva y Geltru to Odessa (Texas) | 5,450.44 mi (8,771.63 km) |
| Villanueva y Geltru to Ogden (Utah) | 5,392.95 mi (8,679.11 km) |
| Villanueva y Geltru to Oildale (California) | 5,946.56 mi (9,570.07 km) |
| Villanueva y Geltru to Ojus (Florida) | 4,658.66 mi (7,497.38 km) |
| Villanueva y Geltru to Okemos (Michigan) | 4,217.57 mi (6,787.52 km) |
| Villanueva y Geltru to Oklahoma City (Oklahoma) | 5,078.30 mi (8,172.74 km) |
| Villanueva y Geltru to Okmulgee (Oklahoma) | 5,006.07 mi (8,056.48 km) |
| Villanueva y Geltru to Olathe (Kansas) | 4,815.79 mi (7,750.26 km) |
| Villanueva y Geltru to Old Jamestown (Missouri) | 4,620.62 mi (7,436.18 km) |
| Villanueva y Geltru to Oldsmar (Florida) | 4,697.85 mi (7,560.45 km) |
| Villanueva y Geltru to Olean (New York) | 3,973.89 mi (6,395.36 km) |
| Villanueva y Geltru to Olive Branch (Mississippi) | 4,757.52 mi (7,656.49 km) |
| Villanueva y Geltru to Olivehurst (California) | 5,841.61 mi (9,401.17 km) |
| Villanueva y Geltru to Olney (Maryland) | 4,010.02 mi (6,453.51 km) |
| Villanueva y Geltru to Olympia (Washington) | 5,457.26 mi (8,782.62 km) |
