| Sliven to Caguas (Puerto Rico) | 5,489.01 mi (8,833.71 km) |
| Sliven to Cahokia (Illinois) | 5,557.98 mi (8,944.71 km) |
| Sliven to Calabasas (California) | 6,686.52 mi (10,760.91 km) |
| Sliven to Caldwell (Idaho) | 6,047.64 mi (9,732.73 km) |
| Sliven to Caledonia (Wisconsin) | 5,261.28 mi (8,467.21 km) |
| Sliven to Calera (Alabama) | 5,705.67 mi (9,182.38 km) |
| Sliven to Calexico (California) | 6,695.79 mi (10,775.83 km) |
| Sliven to Calhoun (Georgia) | 5,565.85 mi (8,957.37 km) |
| Sliven to California (Maryland) | 5,045.13 mi (8,119.34 km) |
| Sliven to California City (California) | 6,603.42 mi (10,627.18 km) |
| Sliven to Callaway (Florida) | 5,808.62 mi (9,348.08 km) |
| Sliven to Calumet City (Illinois) | 5,309.01 mi (8,544.03 km) |
| Sliven to Calverton (Maryland) | 5,028.65 mi (8,092.83 km) |
| Sliven to Camano (Washington) | 5,877.33 mi (9,458.65 km) |
| Sliven to Camarillo (California) | 6,689.94 mi (10,766.42 km) |
