| Planken to Caguas (Puerto Rico) | 4,630.94 mi (7,452.78 km) |
| Planken to Cahokia (Illinois) | 4,728.08 mi (7,609.12 km) |
| Planken to Calabasas (California) | 5,965.88 mi (9,601.16 km) |
| Planken to Caldwell (Idaho) | 5,357.09 mi (8,621.40 km) |
| Planken to Caledonia (Wisconsin) | 4,440.91 mi (7,146.95 km) |
| Planken to Calera (Alabama) | 4,850.89 mi (7,806.75 km) |
| Planken to Calexico (California) | 5,949.83 mi (9,575.33 km) |
| Planken to Calhoun (Georgia) | 4,710.73 mi (7,581.18 km) |
| Planken to California (Maryland) | 4,184.15 mi (6,733.74 km) |
| Planken to California City (California) | 5,882.09 mi (9,466.31 km) |
| Planken to Callaway (Florida) | 4,945.16 mi (7,958.46 km) |
| Planken to Calumet City (Illinois) | 4,482.95 mi (7,214.61 km) |
| Planken to Calverton (Maryland) | 4,170.31 mi (6,711.46 km) |
| Planken to Camano (Washington) | 5,244.70 mi (8,440.54 km) |
| Planken to Camarillo (California) | 5,971.97 mi (9,610.95 km) |
