| Smolyan to Coldwater (Michigan) | 5,193.06 mi (8,357.42 km) |
| Smolyan to Colesville (Maryland) | 5,009.81 mi (8,062.51 km) |
| Smolyan to College (Alaska) | 5,070.47 mi (8,160.13 km) |
| Smolyan to College Park (Georgia) | 5,569.40 mi (8,963.08 km) |
| Smolyan to College Park (Maryland) | 5,010.45 mi (8,063.53 km) |
| Smolyan to College Station (Texas) | 6,194.25 mi (9,968.68 km) |
| Smolyan to Collegedale (Tennessee) | 5,524.91 mi (8,891.48 km) |
| Smolyan to Colleyville (Texas) | 6,103.59 mi (9,822.78 km) |
| Smolyan to Collierville (Tennessee) | 5,709.59 mi (9,188.69 km) |
| Smolyan to Collinsville (Illinois) | 5,539.30 mi (8,914.65 km) |
| Smolyan to Colonia (New Jersey) | 4,832.99 mi (7,777.94 km) |
| Smolyan to Colonial Heights (Virginia) | 5,106.77 mi (8,218.56 km) |
| Smolyan to Colonial Park (Pennsylvania) | 4,947.85 mi (7,962.79 km) |
| Smolyan to Colorado Springs (Colorado) | 6,034.82 mi (9,712.10 km) |
| Smolyan to Colton (California) | 6,682.07 mi (10,753.75 km) |
