| Montechiarugolo to Orangevale (California) | 5,937.44 mi (9,555.39 km) |
| Montechiarugolo to Orchards (Washington) | 5,562.65 mi (8,952.22 km) |
| Montechiarugolo to Orcutt (California) | 6,136.70 mi (9,876.06 km) |
| Montechiarugolo to Oregon (Ohio) | 4,451.20 mi (7,163.52 km) |
| Montechiarugolo to Oregon (Wisconsin) | 4,631.18 mi (7,453.16 km) |
| Montechiarugolo to Oregon City (Oregon) | 5,584.62 mi (8,987.57 km) |
| Montechiarugolo to Orem (Utah) | 5,555.82 mi (8,941.24 km) |
| Montechiarugolo to Orinda (California) | 6,012.25 mi (9,675.78 km) |
| Montechiarugolo to Orland Park (Illinois) | 4,630.54 mi (7,452.14 km) |
| Montechiarugolo to Orlando (Florida) | 4,944.94 mi (7,958.11 km) |
| Montechiarugolo to Ormond Beach (Florida) | 4,896.75 mi (7,880.56 km) |
| Montechiarugolo to Oro Valley (Arizona) | 5,963.15 mi (9,596.77 km) |
| Montechiarugolo to Oroville (California) | 5,899.68 mi (9,494.62 km) |
| Montechiarugolo to Oshkosh (Wisconsin) | 4,550.62 mi (7,323.52 km) |
| Montechiarugolo to Oskaloosa (Iowa) | 4,830.74 mi (7,774.33 km) |
