| Rocca Priora to Odessa (Texas) | 5,888.66 mi (9,476.89 km) |
| Rocca Priora to Ogden (Utah) | 5,743.80 mi (9,243.76 km) |
| Rocca Priora to Oildale (California) | 6,292.43 mi (10,126.68 km) |
| Rocca Priora to Ojus (Florida) | 5,187.82 mi (8,349.00 km) |
| Rocca Priora to Okemos (Michigan) | 4,660.61 mi (7,500.52 km) |
| Rocca Priora to Oklahoma City (Oklahoma) | 5,517.51 mi (8,879.57 km) |
| Rocca Priora to Okmulgee (Oklahoma) | 5,449.89 mi (8,770.75 km) |
| Rocca Priora to Olathe (Kansas) | 5,247.15 mi (8,444.47 km) |
| Rocca Priora to Old Jamestown (Missouri) | 5,067.22 mi (8,154.90 km) |
| Rocca Priora to Oldsmar (Florida) | 5,214.06 mi (8,391.22 km) |
| Rocca Priora to Olean (New York) | 4,436.89 mi (7,140.49 km) |
| Rocca Priora to Olive Branch (Mississippi) | 5,224.80 mi (8,408.50 km) |
| Rocca Priora to Olivehurst (California) | 6,156.63 mi (9,908.14 km) |
| Rocca Priora to Olney (Maryland) | 4,492.54 mi (7,230.04 km) |
| Rocca Priora to Olympia (Washington) | 5,725.46 mi (9,214.24 km) |
