| Localité | Code postal |
|---|---|
| San Vicente, Robles | G4322 XCL |
| Santa Cruz, Robles | G4322 XBC |
| Santa Inés, Robles | G4308 XAK |
| Santa Rita, Robles | G4322 XBD |
| Santa Rosa, Robles | G4322 XCS |
| Santo Domingo Robles, Robles | G4301 XAN |
| Sarmiento, Robles | G4302 XAG |
| Sepulturas, Robles | G4322 XCT |
| Suri Pozo, Robles | G4322 XBF |
| Tablada del Boquerón, Robles | G4301 XAO |
| Taco Pujio, Robles | G4308 XAL |
| Taperas, Robles | G4322 XBG |
| Totorilla Nuevo, Robles | G4308 XAM |
| Tramo Veintiseis, Robles | G4308 XAN |
| Trancas, Robles | G4322 XCU |
| Turena, Robles | G4302 XAH |
| Tusca Bajada, Robles | G4301 XAP |
| Tusca Pozo, Robles | G4308 XAO, G4322 XBT |
| Vila Isla, Robles | G4322 XCV |
| Villa Hipólita, Robles | G4301 XAQ |
| Villa Robles, Robles | G4301 XAE |
| Vilmer, Robles | G4303 |
| Yanta, Robles | G4308 XAP |
| Yaso, Robles | G4322 XBS |
| 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 | |