| Bad Honnef am Rhein to Caltanissetta | 969.16 mi (1,559.70 km) |
| Bad Honnef am Rhein to Calvisano | 393.22 mi (632.83 km) |
| Bad Honnef am Rhein to Calvizzano | 751.36 mi (1,209.20 km) |
| Bad Honnef am Rhein to Camaiore | 485.47 mi (781.29 km) |
| Bad Honnef am Rhein to Cameri | 361.49 mi (581.76 km) |
| Bad Honnef am Rhein to Camisano Vicentino | 410.31 mi (660.33 km) |
| Bad Honnef am Rhein to Campagna | 786.29 mi (1,265.42 km) |
| Bad Honnef am Rhein to Campagnano di Roma | 636.99 mi (1,025.13 km) |
| Bad Honnef am Rhein to Campi Bisenzio | 505.95 mi (814.26 km) |
| Bad Honnef am Rhein to Campi Salentina | 877.77 mi (1,412.64 km) |
| Bad Honnef am Rhein to Campiglia Marittima | 547.40 mi (880.96 km) |
| Bad Honnef am Rhein to Campobasso | 720.58 mi (1,159.67 km) |
| Bad Honnef am Rhein to Campobello di Licata | 982.51 mi (1,581.20 km) |
| Bad Honnef am Rhein to Campobello di Mazara | 939.14 mi (1,511.39 km) |
| Bad Honnef am Rhein to Campodarsego | 416.04 mi (669.54 km) |
