| Place | Post Code |
|---|---|
| Kumandaroti, Villamontes | None |
| Lagunitas, Villamontes | None |
| Nueva Esperanza, Villamontes | None |
| Puerto Margarita, Villamontes | None |
| Puesto Garcia, Villamontes | None |
| Puesto Uno, Villamontes | None |
| Quebrachal, Villamontes | None |
| San Bernardo, Villamontes | None |
| Taiguati, Villamontes | None |
| Tarairi, Villamontes | None |
| Tiguipa, Villamontes | None |
| Tres Pozos, Villamontes | None |
| Tucainti, Villamontes | None |
| Villa Montes, Villamontes | None |
| All postal codes in Gran Chaco | |
|---|---|
| Caraparí, Gran Chaco | |
| Villamontes, Gran Chaco | |
| Yacuiba, Gran Chaco | |