| San Juan to Central Point (Oregon) | 3,690.48 mi (5,939.25 km) |
| San Juan to Centralia (Illinois) | 1,962.48 mi (3,158.31 km) |
| San Juan to Centralia (Washington) | 3,744.94 mi (6,026.90 km) |
| San Juan to Centreville (Virginia) | 1,568.70 mi (2,524.59 km) |
| San Juan to Ceres (California) | 3,546.44 mi (5,707.45 km) |
| San Juan to Cerritos (California) | 3,360.23 mi (5,407.76 km) |
| San Juan to Chalco (Nebraska) | 2,371.75 mi (3,816.97 km) |
| San Juan to Chalmette (Louisiana) | 1,699.70 mi (2,735.41 km) |
| San Juan to Chambersburg (Pennsylvania) | 1,640.50 mi (2,640.13 km) |
| San Juan to Chamblee (Georgia) | 1,552.13 mi (2,497.91 km) |
| San Juan to Champaign (Illinois) | 1,999.15 mi (3,217.32 km) |
| San Juan to Champlin (Minnesota) | 2,425.24 mi (3,903.05 km) |
| San Juan to Chandler (Arizona) | 3,000.11 mi (4,828.21 km) |
| San Juan to Chanhassen (Minnesota) | 2,417.48 mi (3,890.55 km) |
| San Juan to Channahon (Illinois) | 2,060.21 mi (3,315.59 km) |
