| Hennef to Clermont (Florida) | 4,676.47 mi (7,526.05 km) |
| Hennef to Cleveland (Mississippi) | 4,772.85 mi (7,681.17 km) |
| Hennef to Cleveland (Ohio) | 4,045.67 mi (6,510.87 km) |
| Hennef to Cleveland (Tennessee) | 4,472.03 mi (7,197.03 km) |
| Hennef to Cleveland Heights (Ohio) | 4,039.57 mi (6,501.05 km) |
| Hennef to Cliffside Park (New Jersey) | 3,773.47 mi (6,072.81 km) |
| Hennef to Clifton (Colorado) | 5,114.76 mi (8,231.41 km) |
| Hennef to Clifton (New Jersey) | 3,778.45 mi (6,080.83 km) |
| Hennef to Clinton (Iowa) | 4,347.67 mi (6,996.90 km) |
| Hennef to Clinton (Maryland) | 3,984.31 mi (6,412.13 km) |
| Hennef to Clinton (Mississippi) | 4,829.22 mi (7,771.88 km) |
| Hennef to Clinton (Utah) | 5,110.04 mi (8,223.81 km) |
| Hennef to Clive (Iowa) | 4,486.43 mi (7,220.20 km) |
| Hennef to Cloquet (Minnesota) | 4,189.06 mi (6,741.65 km) |
| Hennef to Cloverleaf (Texas) | 5,150.29 mi (8,288.59 km) |
