| Alfeld to Caguas (Puerto Rico) | 4,635.26 mi (7,459.74 km) |
| Alfeld to Cahokia (Illinois) | 4,556.82 mi (7,333.49 km) |
| Alfeld to Calabasas (California) | 5,722.75 mi (9,209.88 km) |
| Alfeld to Caldwell (Idaho) | 5,099.82 mi (8,207.36 km) |
| Alfeld to Caledonia (Wisconsin) | 4,260.11 mi (6,855.99 km) |
| Alfeld to Calera (Alabama) | 4,711.45 mi (7,582.35 km) |
| Alfeld to Calexico (California) | 5,719.02 mi (9,203.88 km) |
| Alfeld to Calhoun (Georgia) | 4,572.03 mi (7,357.97 km) |
| Alfeld to California (Maryland) | 4,056.85 mi (6,528.86 km) |
| Alfeld to California City (California) | 5,639.11 mi (9,075.27 km) |
| Alfeld to Callaway (Florida) | 4,821.53 mi (7,759.50 km) |
| Alfeld to Calumet City (Illinois) | 4,307.75 mi (6,932.65 km) |
| Alfeld to Calverton (Maryland) | 4,038.02 mi (6,498.56 km) |
| Alfeld to Camano (Washington) | 4,966.79 mi (7,993.28 km) |
| Alfeld to Camarillo (California) | 5,727.64 mi (9,217.75 km) |
