| Locality | Post Code |
|---|---|
| 3 Cabezas, Chignahuapan | 73302 |
| Acoculco, Chignahuapan | 73302 |
| Acolihua, Chignahuapan | 73298 |
| Ajolotla, Chignahuapan | 73300 |
| Atlamaxac, Chignahuapan | 73304 |
| Calapa, Chignahuapan | 73309 |
| Cañada de Piedras, Chignahuapan | 73301 |
| Capulaquito, Chignahuapan | 73303 |
| Chignahuapan, Chignahuapan | 73300 |
| Ciénega Larga, Chignahuapan | 73304 |
| Ciénega Larga (Agua Santa), Chignahuapan | 73304 |
| Corral Blanco, Chignahuapan | 73302 |
| Cruz Colorada, Chignahuapan | 73301 |
| Cuautelolulco, Chignahuapan | 73300 |
| El Fresno, Chignahuapan | 73304 |
| El Paredón, Chignahuapan | 73302 |
| General Rafael Ávila Camacho, Chignahuapan | 73304 |
| Ixtlahuaca, Chignahuapan | 73300 |
| Ixtlahuaca Barrio, Chignahuapan | 73300 |
| La Gloria, Chignahuapan | 73303 |
| La Yerba, Chignahuapan | 73304 |
| Llano Grande, Chignahuapan | 73309 |
| Llano Verde, Chignahuapan | 73308 |
| Loma Alta, Chignahuapan | 73300 |
| Los Ranchos (Rinconada), Chignahuapan | 73309 |
| Los Reyes, Chignahuapan | 73305 |