| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Port Canaveral Trailer Park | city | Florida | United States | 28.40 | -80.61 | 9 | |
| Port Carbon | city | Pennsylvania | United States | 40.70 | -76.17 | 830 | |
| Port Cargill | city | Minnesota | United States | 44.79 | -93.33 | 830 | |
| Port Chardon Mobile Home Park | city | Ohio | United States | 38.75 | -83.85 | 830 | |
| Port Charlotte | city | Florida | United States | 26.98 | -82.09 | 6 | |
| Port Charlotte Village Mobile Home Park | city | Florida | United States | 27.01 | -82.05 | 19 | |
| Port Cherry Gardens Farm | city | Maryland | United States | 39.28 | -76.43 | 3 | |
| Port Chester | city | New York | United States | 41.00 | -73.67 | 26 | |
| Port Chicago (historical) | city | California | United States | 38.05 | -122.02 | 22 | |
| Port Chilkoot | city | Alaska | United States | 59.23 | -135.44 | 229 | |
| Port Clarence | city | Alaska | United States | 65.26 | -166.85 | 0 | |
| Port Clinton | city | Ohio | United States | 41.51 | -82.94 | 830 | |
| Port Clinton | city | Pennsylvania | United States | 40.58 | -76.02 | 830 | |
| Port Clyde | city | Maine | United States | 43.93 | -69.25 | 0 | |
| Port Colden | city | New Jersey | United States | 40.76 | -74.95 | 830 | |
| Port Conway | city | Virginia | United States | 38.18 | -77.19 | 49 | |
| Port Costa | city | California | United States | 38.05 | -122.18 | 88 | |
| Port Crane | city | New York | United States | 42.16 | -75.83 | 964 | |
| Port Crawford (historical) | city | Alaska | United States | 60.07 | -147.88 | 131 | |
| Port Crescent | city | Washington | United States | 48.16 | -123.73 | 278 | |
| Port Crescent | city | Michigan | United States | 44.00 | -83.06 | 830 |