| Blagoevgrad to Castle Rock (Colorado) | 5,935.30 mi (9,551.94 km) |
| Blagoevgrad to Castro Valley (California) | 6,507.79 mi (10,473.27 km) |
| Blagoevgrad to Catalina Foothills (Arizona) | 6,528.92 mi (10,507.28 km) |
| Blagoevgrad to Cataño (Puerto Rico) | 5,335.82 mi (8,587.17 km) |
| Blagoevgrad to Cathedral City (California) | 6,603.01 mi (10,626.51 km) |
| Blagoevgrad to Catonsville (Maryland) | 4,906.50 mi (7,896.24 km) |
| Blagoevgrad to Cave Spring (Virginia) | 5,132.72 mi (8,260.31 km) |
| Blagoevgrad to Cayce (South Carolina) | 5,327.14 mi (8,573.21 km) |
| Blagoevgrad to Cayey (Puerto Rico) | 5,351.21 mi (8,611.94 km) |
| Blagoevgrad to Cedar City (Utah) | 6,278.45 mi (10,104.19 km) |
| Blagoevgrad to Cedar Falls (Iowa) | 5,355.72 mi (8,619.20 km) |
| Blagoevgrad to Cedar Hill (Texas) | 6,032.65 mi (9,708.62 km) |
| Blagoevgrad to Cedar Lake (Indiana) | 5,231.16 mi (8,418.74 km) |
| Blagoevgrad to Cedar Mill (Oregon) | 6,033.29 mi (9,709.64 km) |
| Blagoevgrad to Cedar Park (Texas) | 6,174.96 mi (9,937.64 km) |
