| Harmanli to Caguas (Puerto Rico) | 5,481.10 mi (8,820.97 km) |
| Harmanli to Cahokia (Illinois) | 5,578.71 mi (8,978.07 km) |
| Harmanli to Calabasas (California) | 6,721.31 mi (10,816.90 km) |
| Harmanli to Caldwell (Idaho) | 6,084.52 mi (9,792.09 km) |
| Harmanli to Caledonia (Wisconsin) | 5,283.51 mi (8,503.00 km) |
| Harmanli to Calera (Alabama) | 5,721.00 mi (9,207.06 km) |
| Harmanli to Calexico (California) | 6,728.17 mi (10,827.95 km) |
| Harmanli to Calhoun (Georgia) | 5,581.05 mi (8,981.83 km) |
| Harmanli to California (Maryland) | 5,058.47 mi (8,140.82 km) |
| Harmanli to California City (California) | 6,638.09 mi (10,682.98 km) |
| Harmanli to Callaway (Florida) | 5,821.28 mi (9,368.44 km) |
| Harmanli to Calumet City (Illinois) | 5,330.32 mi (8,578.32 km) |
| Harmanli to Calverton (Maryland) | 5,042.80 mi (8,115.60 km) |
| Harmanli to Camano (Washington) | 5,918.18 mi (9,524.39 km) |
| Harmanli to Camarillo (California) | 6,724.97 mi (10,822.79 km) |
