| Montechiarugolo to Odessa (Texas) | 5,670.96 mi (9,126.52 km) |
| Montechiarugolo to Ogden (Utah) | 5,513.52 mi (8,873.15 km) |
| Montechiarugolo to Oildale (California) | 6,061.48 mi (9,755.00 km) |
| Montechiarugolo to Ojus (Florida) | 5,006.69 mi (8,057.49 km) |
| Montechiarugolo to Okemos (Michigan) | 4,445.72 mi (7,154.70 km) |
| Montechiarugolo to Oklahoma City (Oklahoma) | 5,300.49 mi (8,530.32 km) |
| Montechiarugolo to Okmulgee (Oklahoma) | 5,234.06 mi (8,423.40 km) |
| Montechiarugolo to Olathe (Kansas) | 5,028.73 mi (8,092.96 km) |
| Montechiarugolo to Old Jamestown (Missouri) | 4,852.60 mi (7,809.51 km) |
| Montechiarugolo to Oldsmar (Florida) | 5,025.09 mi (8,087.10 km) |
| Montechiarugolo to Olean (New York) | 4,227.84 mi (6,804.05 km) |
| Montechiarugolo to Olive Branch (Mississippi) | 5,015.72 mi (8,072.03 km) |
| Montechiarugolo to Olivehurst (California) | 5,924.12 mi (9,533.95 km) |
| Montechiarugolo to Olney (Maryland) | 4,289.88 mi (6,903.89 km) |
| Montechiarugolo to Olympia (Washington) | 5,492.38 mi (8,839.14 km) |
