| Asenovgrad to Castle Rock (Colorado) | 5,990.08 mi (9,640.10 km) |
| Asenovgrad to Castro Valley (California) | 6,547.93 mi (10,537.87 km) |
| Asenovgrad to Catalina Foothills (Arizona) | 6,583.50 mi (10,595.12 km) |
| Asenovgrad to Cataño (Puerto Rico) | 5,424.25 mi (8,729.49 km) |
| Asenovgrad to Cathedral City (California) | 6,651.24 mi (10,704.13 km) |
| Asenovgrad to Catonsville (Maryland) | 4,979.45 mi (8,013.66 km) |
| Asenovgrad to Cave Spring (Virginia) | 5,205.55 mi (8,377.52 km) |
| Asenovgrad to Cayce (South Carolina) | 5,401.77 mi (8,693.32 km) |
| Asenovgrad to Cayey (Puerto Rico) | 5,439.74 mi (8,754.41 km) |
| Asenovgrad to Cedar City (Utah) | 6,327.35 mi (10,182.88 km) |
| Asenovgrad to Cedar Falls (Iowa) | 5,417.03 mi (8,717.87 km) |
| Asenovgrad to Cedar Hill (Texas) | 6,098.40 mi (9,814.43 km) |
| Asenovgrad to Cedar Lake (Indiana) | 5,296.56 mi (8,523.98 km) |
| Asenovgrad to Cedar Mill (Oregon) | 6,068.02 mi (9,765.53 km) |
| Asenovgrad to Cedar Park (Texas) | 6,241.53 mi (10,044.77 km) |
