| Grasse to Orangevale (California) | 5,889.82 mi (9,478.75 km) |
| Grasse to Orchards (Washington) | 5,530.04 mi (8,899.74 km) |
| Grasse to Orcutt (California) | 6,080.73 mi (9,785.99 km) |
| Grasse to Oregon (Ohio) | 4,345.73 mi (6,993.78 km) |
| Grasse to Oregon (Wisconsin) | 4,537.07 mi (7,301.71 km) |
| Grasse to Oregon City (Oregon) | 5,551.50 mi (8,934.28 km) |
| Grasse to Orem (Utah) | 5,492.52 mi (8,839.36 km) |
| Grasse to Orinda (California) | 5,965.23 mi (9,600.10 km) |
| Grasse to Orland Park (Illinois) | 4,531.12 mi (7,292.14 km) |
| Grasse to Orlando (Florida) | 4,808.79 mi (7,739.00 km) |
| Grasse to Ormond Beach (Florida) | 4,761.78 mi (7,663.35 km) |
| Grasse to Oro Valley (Arizona) | 5,883.42 mi (9,468.46 km) |
| Grasse to Oroville (California) | 5,854.19 mi (9,421.41 km) |
| Grasse to Oshkosh (Wisconsin) | 4,458.01 mi (7,174.47 km) |
| Grasse to Oskaloosa (Iowa) | 4,737.59 mi (7,624.41 km) |
