| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bavega, Concepción | 681518 |
| Postal/ZIP Codes in Concepción, Concepción | 681511, 681517, 681519 |
| Postal/ZIP Codes in Cuchaga, Concepción | 681518 |
| Postal/ZIP Codes in Robles, Concepción | 681518 |
| Postal/ZIP Codes in Santa Helena, Concepción | 681518 |