| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Pomona, Avellaneda | R8367 |
| Postal/ZIP Codes in Puesto Faria, Avellaneda | R8360 XAG |
| Postal/ZIP Codes in Rinconada, Avellaneda | R8360 XAH |
| Postal/ZIP Codes in Río Salado, Avellaneda | R8134 XAB |
| Postal/ZIP Codes in Salitral Negro, Avellaneda | R8363 XAE |
| Postal/ZIP Codes in Santa Genoveva, Avellaneda | R8363 XAF |
| Postal/ZIP Codes in Santa Gregoria, Avellaneda | R8364 XAA |
| Postal/ZIP Codes in Santa Nicolasa, Avellaneda | R8364 XAB |
| Postal/ZIP Codes in Sauce Blanco, Avellaneda | R8360 XAL |