| Montegranaro to Orangevale (California) | 6,111.26 mi (9,835.13 km) |
| Montegranaro to Orchards (Washington) | 5,730.14 mi (9,221.78 km) |
| Montegranaro to Orcutt (California) | 6,313.64 mi (10,160.83 km) |
| Montegranaro to Oregon (Ohio) | 4,639.79 mi (7,467.03 km) |
| Montegranaro to Oregon (Wisconsin) | 4,818.56 mi (7,754.73 km) |
| Montegranaro to Oregon City (Oregon) | 5,752.33 mi (9,257.48 km) |
| Montegranaro to Orem (Utah) | 5,735.60 mi (9,230.55 km) |
| Montegranaro to Orinda (California) | 6,185.78 mi (9,955.06 km) |
| Montegranaro to Orland Park (Illinois) | 4,818.60 mi (7,754.78 km) |
| Montegranaro to Orlando (Florida) | 5,131.51 mi (8,258.37 km) |
| Montegranaro to Ormond Beach (Florida) | 5,083.57 mi (8,181.22 km) |
| Montegranaro to Oro Valley (Arizona) | 6,147.46 mi (9,893.39 km) |
| Montegranaro to Oroville (California) | 6,072.65 mi (9,772.99 km) |
| Montegranaro to Oshkosh (Wisconsin) | 4,737.80 mi (7,624.75 km) |
| Montegranaro to Oskaloosa (Iowa) | 5,017.95 mi (8,075.61 km) |
