| Locality | Post Code |
|---|---|
| El Chumbiao, General Alvear | B7263 XAC |
| El Parche, General Alvear | B7263 XAD |
| Emma, General Alvear | B7263 XAE |
| General Alvear, General Alvear | B7263 |
| Haras R de La Parva, General Alvear | B7263 XAF |
| La Pampa, General Alvear | B7263 XAA |
| Los Chúcaros, General Alvear | B7263 XAH |
| Los Cuatro Caminos, General Alvear | B7263 XAB |
| Santa Isabel, General Alvear | B6550 XAA |