| Blackburn to Caño Martin Peña (Puerto Rico) | 4,124.19 mi (6,637.24 km) |
| Blackburn to Cañon City (Colorado) | 4,592.51 mi (7,390.92 km) |
| Blackburn to Canóvanas (Puerto Rico) | 4,121.53 mi (6,632.96 km) |
| Blackburn to Canton (Georgia) | 4,045.27 mi (6,510.23 km) |
| Blackburn to Canton (Illinois) | 3,943.50 mi (6,346.45 km) |
| Blackburn to Canton (Mississippi) | 4,345.07 mi (6,992.71 km) |
| Blackburn to Canton (Ohio) | 3,604.71 mi (5,801.22 km) |
| Blackburn to Canyon (Texas) | 4,662.39 mi (7,503.39 km) |
| Blackburn to Canyon Lake (California) | 5,254.54 mi (8,456.36 km) |
| Blackburn to Canyon Lake (Texas) | 4,802.56 mi (7,728.98 km) |
| Blackburn to Cape Coral (Florida) | 4,335.77 mi (6,977.75 km) |
| Blackburn to Cape Girardeau (Missouri) | 4,086.91 mi (6,577.24 km) |
| Blackburn to Carbondale (Illinois) | 4,053.64 mi (6,523.70 km) |
| Blackburn to Carlisle (Pennsylvania) | 3,471.46 mi (5,586.78 km) |
| Blackburn to Carlsbad (California) | 5,287.69 mi (8,509.72 km) |
