| Thornton Heath to Accokeek (Maryland) | 3,676.79 mi (5,917.22 km) |
| Thornton Heath to Acworth (Georgia) | 4,206.42 mi (6,769.58 km) |
| Thornton Heath to Ada (Oklahoma) | 4,644.85 mi (7,475.17 km) |
| Thornton Heath to Addison (Illinois) | 3,963.69 mi (6,378.95 km) |
| Thornton Heath to Addison (Texas) | 4,744.12 mi (7,634.92 km) |
| Thornton Heath to Adelanto (California) | 5,389.97 mi (8,674.32 km) |
| Thornton Heath to Adelphi (Maryland) | 3,660.56 mi (5,891.11 km) |
| Thornton Heath to Adrian (Michigan) | 3,812.69 mi (6,135.94 km) |
| Thornton Heath to Affton (Missouri) | 4,212.98 mi (6,780.14 km) |
| Thornton Heath to Agoura Hills (California) | 5,456.93 mi (8,782.07 km) |
| Thornton Heath to Aguadilla (Puerto Rico) | 4,245.42 mi (6,832.34 km) |
| Thornton Heath to Aiken (South Carolina) | 4,111.22 mi (6,616.37 km) |
| Thornton Heath to Akron (Ohio) | 3,750.70 mi (6,036.16 km) |
| Thornton Heath to Alabaster (Alabama) | 4,334.70 mi (6,976.03 km) |
| Thornton Heath to Alachua (Florida) | 4,326.18 mi (6,962.31 km) |
