| Locality | Postal Code |
|---|---|
| San Diego, Hucal | L8212 XBG |
| San Fernando, Hucal | L8204 XAK |
| San José, Hucal | L8204 XAL |
| San Juan, Hucal | L8212 XBH |
| Traico, Hucal | L8206 XAS |
| Traico Grande, Hucal | L8208 XAH |
| Tres Botones, Hucal | L8212 XAQ |
| Tres Naciones, Hucal | L8212 XAR |
| Tribuluci, Hucal | L8212 XAS |
| Trubuluco, Hucal | L8212 XAT |
| Villa Alba, Hucal | L8206 XAK |
| Villa Mencuelle, Hucal | L8208 XAC |
| 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 |