| Fillmore to Orangevale (California) | 322.73 mi (519.39 km) |
| Fillmore to Orchards (Washington) | 802.91 mi (1,292.16 km) |
| Fillmore to Orcutt (California) | 91.51 mi (147.27 km) |
| Fillmore to Oregon (Ohio) | 1,980.17 mi (3,186.77 km) |
| Fillmore to Oregon (Wisconsin) | 1,687.91 mi (2,716.43 km) |
| Fillmore to Oregon City (Oregon) | 780.56 mi (1,256.19 km) |
| Fillmore to Orem (Utah) | 568.20 mi (914.44 km) |
| Fillmore to Orinda (California) | 301.61 mi (485.39 km) |
| Fillmore to Orland Park (Illinois) | 1,751.91 mi (2,819.43 km) |
| Fillmore to Orlando (Florida) | 2,239.82 mi (3,604.65 km) |
| Fillmore to Ormond Beach (Florida) | 2,234.26 mi (3,595.70 km) |
| Fillmore to Oro Valley (Arizona) | 477.79 mi (768.93 km) |
| Fillmore to Oroville (California) | 381.48 mi (613.93 km) |
| Fillmore to Oshkosh (Wisconsin) | 1,743.39 mi (2,805.71 km) |
| Fillmore to Oskaloosa (Iowa) | 1,503.87 mi (2,420.25 km) |
