| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Puerto Ocapa | city | Junin | Peru | -11.15 | -74.31 | 1233 | 347 |
| Puerto Ocopa | city | Junin | Peru | -11.15 | -74.31 | 1233 | 347 |
| Puerto Olivia | city | Loreto | Peru | -3.23 | -74.63 | 830 | 0 |
| Puerto Orellana | city | Pasco | Peru | -9.84 | -74.88 | 830 | 149 |
| Puerto Oriente | city | Loreto | Peru | -7.00 | -75.10 | 830 | 211 |
| Puerto Oyaque | city | Madre de Dios | Peru | -11.42 | -69.43 | 830 | 301 |