| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Puerto La Cucaracha | city | Tumbes | Peru | -3.52 | -80.44 | 3 | 37046 |
| Puerto La Ramada | city | Tumbes | Peru | -3.52 | -80.42 | 3 | 43958 |
| Puerto Laguna | city | Pasco | Peru | -10.34 | -75.09 | 1669 | 298 |
| Puerto Las Delicias | city | Cajamarca | Peru | -6.21 | -79.05 | 4189 | 3150 |
| Puerto Lazo | city | San Martin | Peru | -6.59 | -76.31 | 830 | 13462 |
| Puerto Leguia | city | Puno | Peru | -13.20 | -70.37 | 1669 | 268 |
| Puerto Libre | city | Loreto | Peru | -4.69 | -77.11 | 830 | 94 |
| Puerto Libre | city | Pasco | Peru | -9.91 | -74.93 | 830 | 149 |
| Puerto Lidia | city | Madre de Dios | Peru | -11.92 | -70.45 | 994 | 0 |
| Puerto Limón | city | Loreto | Peru | -4.70 | -77.22 | 830 | 298 |
| Puerto Linda | city | Loreto | Peru | -4.63 | -77.41 | 830 | 298 |
| Puerto Loboyacu | city | Loreto | Peru | -5.20 | -73.38 | 331 | 0 |
| Puerto Lomas | city | Arequipa | Peru | -15.57 | -74.85 | 0 | 350 |
| Puerto Lopez | city | San Martin | Peru | -6.74 | -76.29 | 830 | 2903 |
| Puerto Loreto | city | Loreto | Peru | -7.86 | -74.77 | 830 | 149 |
| Puerto Lumas | city | Arequipa | Peru | -15.57 | -74.85 | 0 | 350 |