| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Port La Belle | city | Florida | United States | 26.76 | -81.41 | 19 | |
| Port LaBelle | city | Florida | United States | 26.76 | -81.41 | 19 | |
| Port Lach | city | Ireland | 52.29 | -7.32 | 85 | 2655 | |
| Port Laki | city | Notio Aigaio | Greece | 37.13 | 26.85 | 0 | 5248 |
| Port Lambton | city | Ontario | Canada | 42.66 | -82.50 | 830 | 11862 |
| Port Lamon | city | Surigao del Sur | Philippines | 8.47 | 126.39 | 0 | 6127 |
| Port Laoighise | city | Laois | Ireland | 53.03 | -7.30 | 830 | 12989 |
| Port Laoigse | city | Laois | Ireland | 53.03 | -7.30 | 830 | 12989 |
| Port Laoise | city | Laois | Ireland | 53.03 | -7.30 | 830 | 12989 |
| Port Laoti | city | Gharb-Chrarda-Beni Hssen | Morocco | 34.26 | -6.58 | 88 | 132754 |
| Port Lari | city | Moyo | Uganda | 3.56 | 31.82 | 2509 | 7636 |
| Port Latta | city | Tasmania | Australia | -40.83 | 145.33 | 0 | 58 |
| Port Laudania | city | Florida | United States | 26.06 | -80.13 | 3 | |
| Port Lautour | city | Sanma | Vanuatu | -15.62 | 167.17 | 0 | 619 |
| Port Lavaca | city | Texas | United States | 28.61 | -96.63 | 6 | |
| Port Lawrence | city | Chukotskiy Avtonomnyy Okrug | Russia | 65.59 | -171.02 | 72 | 0 |
| Port Lazo | city | Bretagne | France | 48.76 | -2.96 | 3 | 4288 |
| Port Leathain | city | Aberdeenshire | United Kingdom | 57.05 | -2.10 | 0 | 10634 |
| Port Lebak | city | Sultan Kudarat | Philippines | 6.53 | 124.04 | 72 | 8209 |
| Port Leix | city | Laois | Ireland | 53.03 | -7.30 | 830 | 12989 |
| Port Leogane | city | Lwes | Haiti | 18.52 | -72.65 | 22 | 22618 |
| Port Leogane | city | Lwes | Haiti | 18.54 | -72.35 | 219 | 355777 |
| Port Leon | city | Florida | United States | 30.13 | -84.19 | 6 | |
| Port Leyden | city | New York | United States | 43.58 | -75.35 | 856 | |
| Port Lincoln | city | South Australia | Australia | -34.73 | 135.87 | 3 | 14683 |
| Port Lions | city | Alaska | United States | 57.87 | -152.88 | 19 | |
| Port Logan | city | Dumfries and Galloway | United Kingdom | 54.70 | -4.95 | 262 | 842 |
| Port Lois | city | Port Louis | Mauritius | -20.16 | 57.50 | 413 | 191513 |
| Port Loka | city | Northern | Sierra Leone | 8.77 | -12.79 | 150 | 27422 |
| Port Lokas | city | Northern | Sierra Leone | 8.77 | -12.79 | 150 | 27422 |
| Port Lokko | city | Northern | Sierra Leone | 8.77 | -12.79 | 150 | 27422 |
| Port Loko | city | Northern | Sierra Leone | 8.77 | -12.79 | 150 | 27422 |
| Port Lonesome | city | Florida | United States | 28.27 | -82.09 | 85 | |
| Port Lopès | city | Aquitaine | France | 45.03 | -0.58 | 9 | 11931 |
| Port Loring | city | Ontario | Canada | 45.92 | -79.98 | 830 | 0 |
| Port Loring Seaplane Base | airport | 45.89 | -80.10 | 668 | 0 | ||
| Port Lorne | city | Nova Scotia | Canada | 44.95 | -65.27 | 55 | 252 |
| Port Louis | city | Falkland Islands (Islas Malvinas) | -51.52 | -58.11 | 3 | 0 | |
| Port Louis | city | Saint George | Grenada | 12.06 | -61.75 | 295 | 23632 |
| Port Louis | city | Guadeloupe | Guadeloupe | 15.91 | -61.28 | 3 | 9020 |
| Port Louis | city | Port Louis | Mauritius | -20.16 | 57.50 | 413 | 191513 |
| Port Louis | city | Tobago | Trinidad and Tobago | 11.18 | -60.73 | 291 | 15297 |
| Port Louis Settlement | city | Falkland Islands (Islas Malvinas) | -51.52 | -58.11 | 3 | 0 | |
| Port Louis South | city | Falkland Islands (Islas Malvinas) | -51.60 | -58.15 | 239 | 0 | |
| Port Louis Town | city | Port Louis | Mauritius | -20.16 | 57.50 | 413 | 191513 |
| Port Louisa | city | Iowa | United States | 41.24 | -91.13 | 830 | |
| Port Ludlow | city | Washington | United States | 47.93 | -122.68 | 0 | |
| Port Lui | city | Port Louis | Mauritius | -20.16 | 57.50 | 413 | 191513 |
| Port Luis | city | Port Louis | Mauritius | -20.16 | 57.50 | 413 | 191513 |
| Port Luisas | city | Port Louis | Mauritius | -20.16 | 57.50 | 413 | 191513 |
| Port Luiz | city | Port Louis | Mauritius | -20.16 | 57.50 | 413 | 191513 |
| Port Láirge | city | Waterford | Ireland | 52.26 | -7.11 | 22 | 45917 |