| Planken to Cloverly (Maryland) | 4,170.33 mi (6,711.50 km) |
| Planken to Clovis (California) | 5,838.85 mi (9,396.72 km) |
| Planken to Clovis (New Mexico) | 5,428.25 mi (8,735.93 km) |
| Planken to Clute (Texas) | 5,410.00 mi (8,706.55 km) |
| Planken to Coachella (California) | 5,912.91 mi (9,515.92 km) |
| Planken to Coalinga (California) | 5,897.88 mi (9,491.73 km) |
| Planken to Coamo (Puerto Rico) | 4,653.70 mi (7,489.41 km) |
| Planken to Coatesville (Pennsylvania) | 4,083.40 mi (6,571.60 km) |
| Planken to Cockeysville (Maryland) | 4,138.75 mi (6,660.68 km) |
| Planken to Cocoa (Florida) | 4,821.68 mi (7,759.74 km) |
| Planken to Cocoa Beach (Florida) | 4,817.86 mi (7,753.59 km) |
| Planken to Coconut Creek (Florida) | 4,896.34 mi (7,879.89 km) |
| Planken to Coeur d'Alene (Idaho) | 5,129.40 mi (8,254.98 km) |
| Planken to Cohoes (New York) | 3,880.37 mi (6,244.85 km) |
| Planken to Cold Springs (Nevada) | 5,679.33 mi (9,139.99 km) |
