| Locality | Post Code |
|---|---|
| Barrio Santa Inés, Miahuatlán | 91410 |
| Bartolo García, Miahuatlán | 91417 |
| Bella Unión, Miahuatlán | 91413 |
| Campestre de Jonotal, Miahuatlán | 91413 |
| Carolino Anaya, Miahuatlán | 91415 |
| Dos Jacales, Miahuatlán | 91417 |
| El Mirador, Miahuatlán | 91416 |
| Jonotal, Miahuatlán | 91413 |
| Loma Alta, Miahuatlán | 91413 |
| Los Sánchez, Miahuatlán | 91417 |
| Mata Obscura, Miahuatlán | 91413 |
| Miahuatlan, Miahuatlán | 91410 |
| Pie de la Cuesta, Miahuatlán | 91413 |
| Rancho Alegre (los Méndoza), Miahuatlán | 91413 |
| Yerbabuena, Miahuatlán | 91414 |