| Apex to Caño Martin Peña (Puerto Rico) | 1,428.62 mi (2,299.14 km) |
| Apex to Cañon City (Colorado) | 1,459.25 mi (2,348.44 km) |
| Apex to Canóvanas (Puerto Rico) | 1,437.30 mi (2,313.11 km) |
| Apex to Canton (Georgia) | 333.80 mi (537.19 km) |
| Apex to Canton (Illinois) | 692.05 mi (1,113.74 km) |
| Apex to Canton (Mississippi) | 672.99 mi (1,083.08 km) |
| Apex to Canton (Ohio) | 376.37 mi (605.71 km) |
| Apex to Canyon (Texas) | 1,296.57 mi (2,086.62 km) |
| Apex to Canyon Lake (California) | 2,171.11 mi (3,494.07 km) |
| Apex to Canyon Lake (Texas) | 1,193.70 mi (1,921.08 km) |
| Apex to Cape Coral (Florida) | 653.78 mi (1,052.16 km) |
| Apex to Cape Girardeau (Missouri) | 603.05 mi (970.51 km) |
| Apex to Carbondale (Illinois) | 589.21 mi (948.24 km) |
| Apex to Carlisle (Pennsylvania) | 322.38 mi (518.82 km) |
| Apex to Carlsbad (California) | 2,182.52 mi (3,512.43 km) |
