| Locality | Postal Code |
|---|---|
| Agua de Torre, Chical Co | L5621 XAA |
| Algarrobo del Águila, Chical Co | L6323 XAY |
| Establecimiento El Centinela, Chical Co | L6323 XAZ |
| La Humada, Chical Co | L6323 XAV |
| La Imarra, Chical Co | L6323 XAW |
| La Veintitres, Chical Co | L6323 XAX |
| Postal Codes in La Pampa | |
|---|---|
| Utracán | Trenel |
| Toay | Realicó |
| Rancul | Quemú Quemú |
| Puelén | Maracó |
| Loventué | Limay Mahuida |
| Lihuel Calel | Hucal |
| Guatraché | Curacó |
| Conhelo | Chical Co |
| Chapaleufú | Chalileo |
| Catriló | Capital |
| Caleu Caleu | Atreucó |