| Guaynabo to Cadillac (Michigan) | 2,107.55 mi (3,391.78 km) |
| Guaynabo to Caguas (Puerto Rico) | 11.54 mi (18.58 km) |
| Guaynabo to Cahokia (Illinois) | 2,007.90 mi (3,231.40 km) |
| Guaynabo to Calabasas (California) | 3,393.58 mi (5,461.44 km) |
| Guaynabo to Caldwell (Idaho) | 3,396.18 mi (5,465.62 km) |
| Guaynabo to Caledonia (Wisconsin) | 2,112.68 mi (3,400.03 km) |
| Guaynabo to Calera (Alabama) | 1,633.09 mi (2,628.21 km) |
| Guaynabo to Calexico (California) | 3,202.31 mi (5,153.61 km) |
| Guaynabo to Calhoun (Georgia) | 1,605.31 mi (2,583.49 km) |
| Guaynabo to California (Maryland) | 1,511.25 mi (2,432.12 km) |
| Guaynabo to California City (California) | 3,355.20 mi (5,399.67 km) |
| Guaynabo to Callaway (Florida) | 1,465.75 mi (2,358.90 km) |
| Guaynabo to Calumet City (Illinois) | 2,042.36 mi (3,286.86 km) |
| Guaynabo to Calverton (Maryland) | 1,569.19 mi (2,525.37 km) |
| Guaynabo to Camano (Washington) | 3,741.89 mi (6,021.98 km) |
