| Keene to Orangevale (California) | 2,538.72 mi (4,085.67 km) |
| Keene to Orchards (Washington) | 2,449.30 mi (3,941.77 km) |
| Keene to Orcutt (California) | 2,610.03 mi (4,200.44 km) |
| Keene to Oregon (Ohio) | 575.46 mi (926.12 km) |
| Keene to Oregon (Wisconsin) | 862.94 mi (1,388.77 km) |
| Keene to Oregon City (Oregon) | 2,458.13 mi (3,955.98 km) |
| Keene to Orem (Utah) | 2,024.51 mi (3,258.14 km) |
| Keene to Orinda (California) | 2,608.52 mi (4,198.01 km) |
| Keene to Orland Park (Illinois) | 799.77 mi (1,287.10 km) |
| Keene to Orlando (Florida) | 1,119.47 mi (1,801.61 km) |
| Keene to Ormond Beach (Florida) | 1,061.96 mi (1,709.05 km) |
| Keene to Oro Valley (Arizona) | 2,213.92 mi (3,562.97 km) |
| Keene to Oroville (California) | 2,534.46 mi (4,078.82 km) |
| Keene to Oshkosh (Wisconsin) | 817.25 mi (1,315.23 km) |
| Keene to Oskaloosa (Iowa) | 1,046.11 mi (1,683.55 km) |
