| Locality | Post Code |
|---|---|
| Aquixcuatitla, Chalma | 92190 |
| Chalma, Chalma | 92170 |
| Chamizal, Chalma | 92180 |
| Chapopote Chico (Tlachinolapa), Chalma | 92183 |
| El Pintor, Chalma | 92185 |
| Emiliano Zapata, Chalma | 92170 |
| Felipe Ángeles, Chalma | 92183 |
| La Barranca, Chalma | 92173 |
| La Laja, Chalma | 92182 |
| La Puerta, Chalma | 92180 |
| Las Pilas, Chalma | 92185 |
| Mesa del Anono, Chalma | 92184 |
| San Pedro Coyutla, Chalma | 92170 |
| Taxtitla, Chalma | 92173 |