| Guayama to Cloverleaf (Texas) | 2,001.57 mi (3,221.21 km) |
| Guayama to Cloverly (Maryland) | 1,599.68 mi (2,574.44 km) |
| Guayama to Clovis (California) | 3,484.07 mi (5,607.07 km) |
| Guayama to Clovis (New Mexico) | 2,545.10 mi (4,095.95 km) |
| Guayama to Clute (Texas) | 1,999.42 mi (3,217.76 km) |
| Guayama to Coachella (California) | 3,260.57 mi (5,247.38 km) |
| Guayama to Coalinga (California) | 3,514.25 mi (5,655.64 km) |
| Guayama to Coamo (Puerto Rico) | 18.08 mi (29.10 km) |
| Guayama to Coatesville (Pennsylvania) | 1,627.52 mi (2,619.24 km) |
| Guayama to Cockeysville (Maryland) | 1,613.93 mi (2,597.37 km) |
| Guayama to Cocoa (Florida) | 1,174.47 mi (1,890.12 km) |
| Guayama to Cocoa Beach (Florida) | 1,165.52 mi (1,875.73 km) |
| Guayama to Coconut Creek (Florida) | 1,066.80 mi (1,716.84 km) |
| Guayama to Coeur d'Alene (Idaho) | 3,500.68 mi (5,633.80 km) |
| Guayama to Cohoes (New York) | 1,770.40 mi (2,849.19 km) |
