| Locality | Post Code |
|---|---|
| Los Pilares, Huamantla | 90510 |
| N.C.P. José María Morelos, Huamantla | 90515 |
| N.C.P. San Diego Xalpatlahuaya, Huamantla | 90513 |
| N.C.P. San José Teacalco, Huamantla | 90525 |
| San Francisco Notario, Huamantla | 90520 |
| San Francisco Tecoac, Huamantla | 90520 |
| San José Xicohtencatl, Huamantla | 90515 |
| San Martín Notario, Huamantla | 90526 |
| San Miguel Baez, Huamantla | 90530 |