| Runkel to Castle Rock (Colorado) | 5,027.58 mi (8,091.11 km) |
| Runkel to Castro Valley (California) | 5,639.37 mi (9,075.70 km) |
| Runkel to Catalina Foothills (Arizona) | 5,621.04 mi (9,046.20 km) |
| Runkel to Cataño (Puerto Rico) | 4,557.57 mi (7,334.70 km) |
| Runkel to Cathedral City (California) | 5,709.07 mi (9,187.86 km) |
| Runkel to Catonsville (Maryland) | 3,999.63 mi (6,436.78 km) |
| Runkel to Cave Spring (Virginia) | 4,225.43 mi (6,800.18 km) |
| Runkel to Cayce (South Carolina) | 4,424.94 mi (7,121.26 km) |
| Runkel to Cayey (Puerto Rico) | 4,574.92 mi (7,362.63 km) |
| Runkel to Cedar City (Utah) | 5,383.36 mi (8,663.67 km) |
| Runkel to Cedar Falls (Iowa) | 4,439.87 mi (7,145.29 km) |
| Runkel to Cedar Hill (Texas) | 5,115.88 mi (8,233.22 km) |
| Runkel to Cedar Lake (Indiana) | 4,314.27 mi (6,943.15 km) |
| Runkel to Cedar Mill (Oregon) | 5,188.17 mi (8,349.55 km) |
| Runkel to Cedar Park (Texas) | 5,258.54 mi (8,462.80 km) |
