| Runkel to Cloverly (Maryland) | 4,017.18 mi (6,465.03 km) |
| Runkel to Clovis (California) | 5,626.58 mi (9,055.10 km) |
| Runkel to Clovis (New Mexico) | 5,240.91 mi (8,434.43 km) |
| Runkel to Clute (Texas) | 5,245.53 mi (8,441.86 km) |
| Runkel to Coachella (California) | 5,707.83 mi (9,185.86 km) |
| Runkel to Coalinga (California) | 5,685.47 mi (9,149.88 km) |
| Runkel to Coamo (Puerto Rico) | 4,585.74 mi (7,380.03 km) |
| Runkel to Coatesville (Pennsylvania) | 3,929.92 mi (6,324.60 km) |
| Runkel to Cockeysville (Maryland) | 3,985.24 mi (6,413.63 km) |
| Runkel to Cocoa (Florida) | 4,688.83 mi (7,545.94 km) |
| Runkel to Cocoa Beach (Florida) | 4,685.44 mi (7,540.48 km) |
| Runkel to Coconut Creek (Florida) | 4,770.09 mi (7,676.71 km) |
| Runkel to Coeur d'Alene (Idaho) | 4,911.03 mi (7,903.54 km) |
| Runkel to Cohoes (New York) | 3,722.56 mi (5,990.89 km) |
| Runkel to Cold Springs (Nevada) | 5,464.42 mi (8,794.13 km) |
