| Kostinbrod to Caguas (Puerto Rico) | 5,333.42 mi (8,583.31 km) |
| Kostinbrod to Cahokia (Illinois) | 5,437.62 mi (8,751.01 km) |
| Kostinbrod to Calabasas (California) | 6,600.12 mi (10,621.87 km) |
| Kostinbrod to Caldwell (Idaho) | 5,967.99 mi (9,604.55 km) |
| Kostinbrod to Caledonia (Wisconsin) | 5,144.01 mi (8,278.48 km) |
| Kostinbrod to Calera (Alabama) | 5,575.48 mi (8,972.86 km) |
| Kostinbrod to Calexico (California) | 6,602.47 mi (10,625.66 km) |
| Kostinbrod to Calhoun (Georgia) | 5,435.46 mi (8,747.53 km) |
| Kostinbrod to California (Maryland) | 4,911.79 mi (7,904.76 km) |
| Kostinbrod to California City (California) | 6,516.71 mi (10,487.62 km) |
| Kostinbrod to Callaway (Florida) | 5,674.15 mi (9,131.66 km) |
| Kostinbrod to Calumet City (Illinois) | 5,189.84 mi (8,352.24 km) |
| Kostinbrod to Calverton (Maryland) | 4,896.59 mi (7,880.31 km) |
| Kostinbrod to Camano (Washington) | 5,811.45 mi (9,352.63 km) |
| Kostinbrod to Camarillo (California) | 6,604.26 mi (10,628.53 km) |
