| Localité | Code postal |
|---|---|
| Rodeíto, Choya | G4233 XAN |
| Rodeo, Choya | G4203 XAY |
| Rumi Esquina, Choya | G4234 XAB |
| San Agustín, Choya | G4205 XAH |
| San Antonio de Las Flores, Choya | G4233 XAR |
| San Benito, Choya | G4205 XAI |
| San Carlos, Choya | G4230 XBR |
| San Delfin, Choya | G4233 XAS |
| San Ignacio, Choya | G4230 XBF |
| San José, Choya | G4237 XAI |
| San Juan, Choya | G4233 XAZ |
| San Juancito, Choya | G4233 XBA |
| San Justo, Choya | G4203 XBC |
| San Luis, Choya | G4230 XBG |
| San Manuel, Choya | G4205 XAQ |
| San Miguel, Choya | G4233 XAT |
| San Pastor, Choya | G4205 XAR |
| San Patricio, Choya | G4230 XBS |
| San Pedro, Choya | G4233 XBB |
| San Ramón, Choya | G4205 XAS |
| San Romano, Choya | G4233 XAB |
| San Roque, Choya | G4205 XAT |
| Santa Ana, Choya | G4205 XAU |
| Santa Lucía, Choya | G4233 XAD |
| Santa Rosa, Choya | G4230 XBI |
| Santa Rosa de Coronel, Choya | G4230 XBH |
| Codes postaux en Santiago del Estero | |
|---|---|
| Silípica | Sarmiento |
| Salavina | Río Hondo |
| Robles | Rivadavia |
| Quebrachos | Pellegrini |
| Ojo de Agua | Moreno |
| Mitre | Loreto |
| Juan Felipe Ibarra | Jiménez |
| Guasayán | General Taboada |
| General San Martín | Figueroa |
| Copo | Choya |
| Capital | Belgrano |
| Banda | Avellaneda |
| Atamisqui | Alberdi |
| Aguirre | |