| Ortschaft | Postleitzahl |
|---|---|
| Arroyo Seco, Petatlán | 40833 |
| Barra de Potosí, Petatlán | 40835 |
| Cabritero, Petatlán | 40830 |
| Camalotito, Petatlán | 40847 |
| Coyuquilla Norte, Petatlán | 40834 |
| Coyuquilla Sur, Petatlán | 40834 |
| El Arenoso, Petatlán | 40849 |
| El Calvario, Petatlán | 40833 |
| El Camalote, Petatlán | 40843 |
| El Cayacal, Petatlán | 40833 |
| El Mameyal, Petatlán | 40841 |
| El Ocote de Cadena, Petatlán | 40830 |
| El Parazal, Petatlán | 40830 |
| El Parotal, Petatlán | 40837 |
| El Puente, Petatlán | 40831 |
| El Sesteadero, Petatlán | 40849 |
| El Tuzal, Petatlán | 40832 |
| Juluchuca, Petatlán | 40834 |
| La Barrita (Playa la Barrita), Petatlán | 40833 |
| La Botella, Petatlán | 40845 |
| La Calera, Petatlán | 40836 |
| La Chaveta, Petatlán | 40859 |
| La Palma, Petatlán | 40831 |
| Las Mesas, Petatlán | 40837 |
| Las Peñas, Petatlán | 40831 |
| Las Salinas, Petatlán | 40832 |