| Harmanli to Cento | 758.47 mi (1,220.63 km) |
| Harmanli to Cepagatti | 606.41 mi (975.92 km) |
| Harmanli to Ceprano | 638.41 mi (1,027.41 km) |
| Harmanli to Cercola | 602.66 mi (969.89 km) |
| Harmanli to Cerea | 767.69 mi (1,235.48 km) |
| Harmanli to Cerese | 788.00 mi (1,268.16 km) |
| Harmanli to Cerignola | 518.43 mi (834.33 km) |
| Harmanli to Cermenate | 875.93 mi (1,409.68 km) |
| Harmanli to Cernusco sul Naviglio | 861.65 mi (1,386.69 km) |
| Harmanli to Cerreto Guidi | 770.03 mi (1,239.25 km) |
| Harmanli to Cerro Maggiore | 880.94 mi (1,417.73 km) |
| Harmanli to Certaldo | 761.16 mi (1,224.97 km) |
| Harmanli to Cerveteri | 708.20 mi (1,139.73 km) |
| Harmanli to Cervia | 701.08 mi (1,128.28 km) |
| Harmanli to Cervignano del Friuli | 680.08 mi (1,094.48 km) |
