| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Jai Alay | city | Loreto | Peru | -5.57 | -73.90 | 351 | 484 |
| Jauja | city | Loreto | Peru | -6.86 | -74.37 | 830 | 0 |
| Jayatay | city | Loreto | Peru | -5.57 | -73.90 | 351 | 484 |
| Jeberos | city | Loreto | Peru | -5.29 | -76.28 | 830 | 846 |
| Jenaro Herrera | city | Loreto | Peru | -4.91 | -73.67 | 377 | 149 |
| Jerico | city | Loreto | Peru | -8.28 | -75.00 | 830 | 744 |
| Jerusalem | city | Loreto | Peru | -3.49 | -73.08 | 354 | 1297 |
| Jerusalen | city | Loreto | Peru | -3.75 | -71.54 | 318 | 149 |
| Jerusalen | city | Loreto | Peru | -3.49 | -73.08 | 354 | 1297 |
| Jerusalén | city | Loreto | Peru | -4.56 | -77.47 | 830 | 298 |
| Jesús de Praga | city | Loreto | Peru | -3.95 | -71.23 | 321 | 149 |
| Jeveros | city | Loreto | Peru | -5.29 | -76.28 | 830 | 846 |
| Jorge Chavez | city | Loreto | Peru | -4.78 | -73.65 | 374 | 150 |
| Jorge Chávez | city | Loreto | Peru | -5.22 | -73.03 | 324 | 0 |
| Jose Carlos Mariategui | city | Loreto | Peru | -3.44 | -72.80 | 341 | 464 |
| Jose Olaya | city | Loreto | Peru | -7.05 | -75.19 | 830 | 230 |
| José Olaya | city | Loreto | Peru | -4.57 | -73.74 | 374 | 596 |
| Juan Velasco Alvarado | city | Loreto | Peru | -3.72 | -73.18 | 344 | 15538 |
| Juan Velazco Alvarado | city | Loreto | Peru | -3.72 | -73.18 | 344 | 15538 |
| Juan del Monte | city | Loreto | Peru | -6.05 | -76.17 | 830 | 2980 |
| Juancho Playa | city | Loreto | Peru | -3.34 | -72.80 | 344 | 172 |
| Juancito | city | Loreto | Peru | -6.05 | -75.12 | 830 | 230 |
| Juica | city | Loreto | Peru | -5.95 | -76.67 | 1794 | 447 |
| Junventud Yarina | city | Loreto | Peru | -3.29 | -72.92 | 354 | 149 |
| Justicia | city | Loreto | Peru | -4.12 | -73.32 | 357 | 619 |