| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Jaguay Negro | city | Departamento de Lambayeque | Peru | -6.3166667 | -79.65 | 488 | 3757 |
| Jarrin | city | Departamento de Lambayeque | Peru | -6.7363889 | -79.7005556 | 377 | 24481 |
| Jarrín | city | Departamento de Lambayeque | Peru | -6.7363889 | -79.7005556 | 377 | 24481 |
| Jayanca | city | Departamento de Lambayeque | Peru | -6.4 | -79.8333333 | 377 | 4129 |
| Jayanquillo | city | Departamento de Lambayeque | Peru | -6.45 | -79.6166667 | 1095 | 6789 |
| Jerusalen | city | Departamento de Lambayeque | Peru | -6.8611111 | -79.7969444 | 764 | 31903 |
| Jerusalén | city | Departamento de Lambayeque | Peru | -6.8611111 | -79.7969444 | 764 | 31903 |
| Jesus del Valle | city | Departamento de Lambayeque | Peru | -5.8927778 | -79.7758333 | 501 | 3757 |
| Jesús del Valle | city | Departamento de Lambayeque | Peru | -5.8927778 | -79.7758333 | 501 | 3757 |
| Juana Rica | city | Departamento de Lambayeque | Peru | -6.6277778 | -79.4086111 | 118 | 31852 |
| Juana Rios | city | Departamento de Lambayeque | Peru | -6.6277778 | -79.4086111 | 118 | 31852 |
| Juana Ríos | city | Departamento de Lambayeque | Peru | -6.6277778 | -79.4086111 | 118 | 31852 |