| Bargoed to Caguas (Puerto Rico) | 4,078.33 mi (6,563.44 km) |
| Bargoed to Cahokia (Illinois) | 4,076.48 mi (6,560.45 km) |
| Bargoed to Calabasas (California) | 5,340.21 mi (8,594.23 km) |
| Bargoed to Caldwell (Idaho) | 4,746.60 mi (7,638.92 km) |
| Bargoed to Caledonia (Wisconsin) | 3,790.14 mi (6,099.64 km) |
| Bargoed to Calera (Alabama) | 4,202.38 mi (6,763.08 km) |
| Bargoed to Calexico (California) | 5,315.37 mi (8,554.26 km) |
| Bargoed to Calhoun (Georgia) | 4,062.30 mi (6,537.65 km) |
| Bargoed to California (Maryland) | 3,538.31 mi (5,694.36 km) |
| Bargoed to California City (California) | 5,256.50 mi (8,459.52 km) |
| Bargoed to Callaway (Florida) | 4,301.07 mi (6,921.91 km) |
| Bargoed to Calumet City (Illinois) | 3,831.60 mi (6,166.37 km) |
| Bargoed to Calverton (Maryland) | 3,523.06 mi (5,669.82 km) |
| Bargoed to Camano (Washington) | 4,662.44 mi (7,503.47 km) |
| Bargoed to Camarillo (California) | 5,347.26 mi (8,605.58 km) |
