| Boulder to Roura | 4,085.28 mi (6,574.62 km) |
| Boulder to Saint-Georges | 4,150.57 mi (6,679.70 km) |
| Boulder to Saint-Laurent-du-Maroni | 3,964.73 mi (6,380.61 km) |
| Boulder to Sinnamary | 4,022.87 mi (6,474.19 km) |
| Boulder to Aachen | 4,920.45 mi (7,918.70 km) |
| Boulder to Aalen | 5,143.07 mi (8,276.97 km) |
| Boulder to Abensberg | 5,201.34 mi (8,370.75 km) |
| Boulder to Achern | 5,085.33 mi (8,184.04 km) |
| Boulder to Achim | 4,908.85 mi (7,900.03 km) |
| Boulder to Adelsdorf | 5,126.38 mi (8,250.10 km) |
| Boulder to Adendorf | 4,941.57 mi (7,952.68 km) |
| Boulder to Aerzen | 4,963.48 mi (7,987.96 km) |
| Boulder to Ahaus | 4,891.34 mi (7,871.85 km) |
| Boulder to Ahlen | 4,933.64 mi (7,939.93 km) |
| Boulder to Ahrensburg | 4,916.79 mi (7,912.81 km) |
