| San Juan to Conyers (Georgia) | 1,529.01 mi (2,460.70 km) |
| San Juan to Cookeville (Tennessee) | 1,705.06 mi (2,744.02 km) |
| San Juan to Coolidge (Arizona) | 2,978.01 mi (4,792.65 km) |
| San Juan to Coon Rapids (Minnesota) | 2,422.50 mi (3,898.63 km) |
| San Juan to Cooper City (Florida) | 1,051.00 mi (1,691.43 km) |
| San Juan to Coos Bay (Oregon) | 3,766.61 mi (6,061.78 km) |
| San Juan to Copiague (New York) | 1,599.19 mi (2,573.65 km) |
| San Juan to Coppell (Texas) | 2,161.13 mi (3,478.01 km) |
| San Juan to Copperas Cove (Texas) | 2,172.79 mi (3,496.77 km) |
| San Juan to Coral Gables (Florida) | 1,039.54 mi (1,672.97 km) |
| San Juan to Coral Springs (Florida) | 1,056.70 mi (1,700.60 km) |
| San Juan to Coral Terrace (Florida) | 1,042.70 mi (1,678.07 km) |
| San Juan to Coralville (Iowa) | 2,202.10 mi (3,543.93 km) |
| San Juan to Coram (New York) | 1,607.02 mi (2,586.25 km) |
| San Juan to Corcoran (California) | 3,458.59 mi (5,566.07 km) |
