| Downham Market to Oakley (California) | 5,280.30 mi (8,497.82 km) |
| Downham Market to Oakton (Virginia) | 3,673.30 mi (5,911.61 km) |
| Downham Market to Oakville (Missouri) | 4,199.89 mi (6,759.08 km) |
| Downham Market to Oatfield (Oregon) | 4,871.76 mi (7,840.34 km) |
| Downham Market to Ocala (Florida) | 4,343.33 mi (6,989.91 km) |
| Downham Market to Ocean Acres (New Jersey) | 3,513.30 mi (5,654.11 km) |
| Downham Market to Ocean City (New Jersey) | 3,547.79 mi (5,709.61 km) |
| Downham Market to Ocean Pines (Maryland) | 3,610.31 mi (5,810.23 km) |
| Downham Market to Ocean Pointe (Hawaii) | 7,167.29 mi (11,534.63 km) |
| Downham Market to Ocean Springs (Mississippi) | 4,547.61 mi (7,318.67 km) |
| Downham Market to Oceanside (California) | 5,424.86 mi (8,730.47 km) |
| Downham Market to Oceanside (New York) | 3,447.48 mi (5,548.18 km) |
| Downham Market to Ocoee (Florida) | 4,348.52 mi (6,998.27 km) |
| Downham Market to Oconomowoc (Wisconsin) | 3,906.18 mi (6,286.39 km) |
| Downham Market to Odenton (Maryland) | 3,640.85 mi (5,859.37 km) |
