| Keene to Oakley (California) | 2,581.27 mi (4,154.16 km) |
| Keene to Oakton (Virginia) | 383.15 mi (616.61 km) |
| Keene to Oakville (Missouri) | 991.54 mi (1,595.74 km) |
| Keene to Oatfield (Oregon) | 2,456.98 mi (3,954.13 km) |
| Keene to Ocala (Florida) | 1,097.30 mi (1,765.93 km) |
| Keene to Ocean Acres (New Jersey) | 244.18 mi (392.98 km) |
| Keene to Ocean City (New Jersey) | 281.15 mi (452.46 km) |
| Keene to Ocean Pines (Maryland) | 348.86 mi (561.44 km) |
| Keene to Ocean Pointe (Hawaii) | 5,018.65 mi (8,076.73 km) |
| Keene to Ocean Springs (Mississippi) | 1,254.77 mi (2,019.36 km) |
| Keene to Oceanside (California) | 2,506.09 mi (4,033.15 km) |
| Keene to Oceanside (New York) | 174.24 mi (280.41 km) |
| Keene to Ocoee (Florida) | 1,118.01 mi (1,799.26 km) |
| Keene to Oconomowoc (Wisconsin) | 816.83 mi (1,314.55 km) |
| Keene to Odenton (Maryland) | 352.70 mi (567.62 km) |
