| Postal Code | Postal Code Place Name | State | Municipality |
|---|---|---|---|
| 30980 | Siltepec | Chiapas | Siltepec |
| 30983 | Los Mescales | Chiapas | Siltepec |
| 30984 | El Rodeo | Chiapas | Siltepec |
| 30985 | Las Nubes | Chiapas | Siltepec |
| 30986 | Guayabal | Chiapas | Siltepec |
| 30987 | San Antonio el Grande | Chiapas | Siltepec |
| 30990 | La Laguna | Chiapas | Siltepec |
| 30993 | Villa Flores | Chiapas | Siltepec |
| 30994 | Nuevo Guayabal | Chiapas | Siltepec |
| 30997 | Gracias a Dios | Chiapas | Siltepec |