| Sliven to Corinth (Mississippi) | 5,681.75 mi (9,143.89 km) |
| Sliven to Corinth (Texas) | 6,092.42 mi (9,804.81 km) |
| Sliven to Cornelius (North Carolina) | 5,355.54 mi (8,618.90 km) |
| Sliven to Cornelius (Oregon) | 6,058.32 mi (9,749.92 km) |
| Sliven to Corning (New York) | 4,892.45 mi (7,873.63 km) |
| Sliven to Corona (California) | 6,676.51 mi (10,744.81 km) |
| Sliven to Coronado (California) | 6,740.57 mi (10,847.90 km) |
| Sliven to Corpus Christi (Texas) | 6,399.51 mi (10,299.02 km) |
| Sliven to Corsicana (Texas) | 6,128.60 mi (9,863.02 km) |
| Sliven to Cortland (New York) | 4,838.04 mi (7,786.07 km) |
| Sliven to Corvallis (Oregon) | 6,123.28 mi (9,854.47 km) |
| Sliven to Coshocton (Ohio) | 5,164.41 mi (8,311.31 km) |
| Sliven to Costa Mesa (California) | 6,697.34 mi (10,778.33 km) |
| Sliven to Coto de Caza (California) | 6,693.56 mi (10,772.25 km) |
| Sliven to Cottage Grove (Minnesota) | 5,328.30 mi (8,575.07 km) |
