| Fosses to Orangevale (California) | 5,466.96 mi (8,798.22 km) |
| Fosses to Orchards (Washington) | 5,102.14 mi (8,211.10 km) |
| Fosses to Orcutt (California) | 5,662.00 mi (9,112.11 km) |
| Fosses to Oregon (Ohio) | 3,974.36 mi (6,396.11 km) |
| Fosses to Oregon (Wisconsin) | 4,150.66 mi (6,679.84 km) |
| Fosses to Oregon City (Oregon) | 5,123.72 mi (8,245.83 km) |
| Fosses to Orem (Utah) | 5,078.06 mi (8,172.34 km) |
| Fosses to Orinda (California) | 5,542.13 mi (8,919.20 km) |
| Fosses to Orland Park (Illinois) | 4,151.35 mi (6,680.95 km) |
| Fosses to Orlando (Florida) | 4,493.28 mi (7,231.24 km) |
| Fosses to Ormond Beach (Florida) | 4,443.65 mi (7,151.36 km) |
| Fosses to Oro Valley (Arizona) | 5,481.86 mi (8,822.20 km) |
| Fosses to Oroville (California) | 5,430.43 mi (8,739.44 km) |
| Fosses to Oshkosh (Wisconsin) | 4,069.84 mi (6,549.78 km) |
| Fosses to Oskaloosa (Iowa) | 4,350.00 mi (7,000.65 km) |
