| Ahlen to Caguas (Puerto Rico) | 4,552.67 mi (7,326.81 km) |
| Ahlen to Cahokia (Illinois) | 4,494.99 mi (7,233.99 km) |
| Ahlen to Calabasas (California) | 5,679.75 mi (9,140.68 km) |
| Ahlen to Caldwell (Idaho) | 5,061.39 mi (8,145.52 km) |
| Ahlen to Caledonia (Wisconsin) | 4,200.12 mi (6,759.44 km) |
| Ahlen to Calera (Alabama) | 4,643.83 mi (7,473.52 km) |
| Ahlen to Calexico (California) | 5,672.25 mi (9,128.60 km) |
| Ahlen to Calhoun (Georgia) | 4,504.22 mi (7,248.84 km) |
| Ahlen to California (Maryland) | 3,986.95 mi (6,416.38 km) |
| Ahlen to California City (California) | 5,596.03 mi (9,005.95 km) |
| Ahlen to Callaway (Florida) | 4,751.43 mi (7,646.69 km) |
| Ahlen to Calumet City (Illinois) | 4,246.60 mi (6,834.24 km) |
| Ahlen to Calverton (Maryland) | 3,968.89 mi (6,387.31 km) |
| Ahlen to Camano (Washington) | 4,936.47 mi (7,944.48 km) |
| Ahlen to Camarillo (California) | 5,685.03 mi (9,149.17 km) |
