| Hennef to Camas (Washington) | 5,132.39 mi (8,259.79 km) |
| Hennef to Cambridge (Maryland) | 3,960.17 mi (6,373.28 km) |
| Hennef to Cambridge (Massachusetts) | 3,590.72 mi (5,778.71 km) |
| Hennef to Camden (Arkansas) | 4,863.05 mi (7,826.32 km) |
| Hennef to Camden (New Jersey) | 3,858.01 mi (6,208.87 km) |
| Hennef to Cameron Park (California) | 5,508.33 mi (8,864.80 km) |
| Hennef to Camp Pendleton South (California) | 5,727.37 mi (9,217.30 km) |
| Hennef to Camp Springs (Maryland) | 3,982.31 mi (6,408.91 km) |
| Hennef to Camp Verde (Arizona) | 5,477.41 mi (8,815.03 km) |
| Hennef to Campbell (California) | 5,618.04 mi (9,041.37 km) |
| Hennef to Campbellsville (Kentucky) | 4,384.44 mi (7,056.08 km) |
| Hennef to Campton Hills (Illinois) | 4,275.99 mi (6,881.54 km) |
| Hennef to Canby (Oregon) | 5,158.67 mi (8,302.07 km) |
| Hennef to Candelaria (Puerto Rico) | 4,524.35 mi (7,281.23 km) |
| Hennef to Candler-McAfee (Georgia) | 4,520.37 mi (7,274.84 km) |
