| Twickenham to Oakley (California) | 5,316.66 mi (8,556.33 km) |
| Twickenham to Oakton (Virginia) | 3,668.99 mi (5,904.66 km) |
| Twickenham to Oakville (Missouri) | 4,207.36 mi (6,771.09 km) |
| Twickenham to Oatfield (Oregon) | 4,914.43 mi (7,909.01 km) |
| Twickenham to Ocala (Florida) | 4,331.72 mi (6,971.23 km) |
| Twickenham to Ocean Acres (New Jersey) | 3,507.32 mi (5,644.49 km) |
| Twickenham to Ocean City (New Jersey) | 3,541.43 mi (5,699.38 km) |
| Twickenham to Ocean Pines (Maryland) | 3,603.21 mi (5,798.81 km) |
| Twickenham to Ocean Pointe (Hawaii) | 7,230.41 mi (11,636.22 km) |
| Twickenham to Ocean Springs (Mississippi) | 4,544.32 mi (7,313.37 km) |
| Twickenham to Oceanside (California) | 5,453.33 mi (8,776.29 km) |
| Twickenham to Oceanside (New York) | 3,442.22 mi (5,539.71 km) |
| Twickenham to Ocoee (Florida) | 4,335.58 mi (6,977.44 km) |
| Twickenham to Oconomowoc (Wisconsin) | 3,917.79 mi (6,305.07 km) |
| Twickenham to Odenton (Maryland) | 3,636.20 mi (5,851.89 km) |
