| Key Largo to Cold Springs (Nevada) | 2,492.68 mi (4,011.58 km) |
| Key Largo to Coldwater (Michigan) | 1,191.58 mi (1,917.66 km) |
| Key Largo to Colesville (Maryland) | 984.13 mi (1,583.81 km) |
| Key Largo to College (Alaska) | 3,997.36 mi (6,433.12 km) |
| Key Largo to College Park (Georgia) | 636.66 mi (1,024.61 km) |
| Key Largo to College Park (Maryland) | 979.74 mi (1,576.75 km) |
| Key Largo to College Station (Texas) | 1,039.88 mi (1,673.52 km) |
| Key Largo to Collegedale (Tennessee) | 739.72 mi (1,190.47 km) |
| Key Largo to Colleyville (Texas) | 1,142.88 mi (1,839.29 km) |
| Key Largo to Collierville (Tennessee) | 881.34 mi (1,418.37 km) |
| Key Largo to Collinsville (Illinois) | 1,091.06 mi (1,755.89 km) |
| Key Largo to Colonia (New Jersey) | 1,125.17 mi (1,810.78 km) |
| Key Largo to Colonial Heights (Virginia) | 857.54 mi (1,380.08 km) |
| Key Largo to Colonial Park (Pennsylvania) | 1,069.05 mi (1,720.47 km) |
| Key Largo to Colorado Springs (Colorado) | 1,705.16 mi (2,744.18 km) |
