| Locality | Post Code |
|---|---|
| Esteros, Alberdi | G4301 XBN |
| Florida, Alberdi | G3747 XAC |
| Fortuna, Alberdi | G4301 XBO |
| Huachana, Alberdi | G4301 XBP |
| Kilometro 1362, Alberdi | G3712 XAB |
| Kilometro 1380, Alberdi | G3712 XAC |
| Kilometro 1391, Alberdi | G3712 XAD |
| Kilómetro 20, Alberdi | G3747 XAH |
| La America, Alberdi | G3747 XAL |
| La Argentina, Alberdi | G3749 XAK |
| La Armonía, Alberdi | G3749 XAL |
| La Florida, Alberdi | G4301 XBI |
| La Fortuna, Alberdi | G3747 XAM |
| La Manga, Alberdi | G4301 XBJ |
| La Paloma, Alberdi | G4301 XBK |
| Las Águilas, Alberdi | G3749 XAM |
| Las Carpas, Alberdi | G3747 XAN |
| Las Palmitas, Alberdi | G4301 XBQ |
| Las Perforaciones, Alberdi | G3712 XAE |
| Los Carrizos, Alberdi | G3749 XAN |
| Maidana, Alberdi | G3749 XAO |
| Majancito, Alberdi | G4301 XBR |
| Mojón, Alberdi | G4197 XAE |
| Monte Verde, Alberdi | G3747 XAO |
| Montevideo, Alberdi | G4301 XBS |
| Moradito, Alberdi | G4301 XBT |
| Santiago del Estero Postal Codes | |
|---|---|
| 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 | |