| London Colney to Punta Gorda (Florida) | 4,439.57 mi (7,144.79 km) |
| London Colney to Puyallup (Washington) | 4,791.11 mi (7,710.55 km) |
| London Colney to Queen Creek (Arizona) | 5,250.51 mi (8,449.88 km) |
| London Colney to Queens (New York) | 3,439.35 mi (5,535.10 km) |
| London Colney to Quincy (Illinois) | 4,168.52 mi (6,708.59 km) |
| London Colney to Quincy (Massachusetts) | 3,262.22 mi (5,250.03 km) |
| London Colney to Raceland (Louisiana) | 4,648.96 mi (7,481.78 km) |
| London Colney to Racine (Wisconsin) | 3,901.52 mi (6,278.89 km) |
| London Colney to Radcliff (Kentucky) | 4,059.96 mi (6,533.87 km) |
| London Colney to Radford (Virginia) | 3,877.92 mi (6,240.92 km) |
| London Colney to Rahway (New Jersey) | 3,465.20 mi (5,576.69 km) |
| London Colney to Raleigh (North Carolina) | 3,860.33 mi (6,212.60 km) |
| London Colney to Ramona (California) | 5,438.13 mi (8,751.83 km) |
| London Colney to Ramsey (Minnesota) | 3,989.76 mi (6,420.89 km) |
| London Colney to Ramsey (New Jersey) | 3,440.06 mi (5,536.24 km) |
