| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Arrife, Ribeiras | 9930-301 |
| Postal/ZIP Codes in Cancelas da Areia, Ribeiras | 9930-302 |
| Postal/ZIP Codes in Canto, Ribeiras | 9930-303 |
| Postal/ZIP Codes in Cruz, Ribeiras | 9930-304 |
| Postal/ZIP Codes in Pontas Negras, Ribeiras | 9930-305 |
| Postal/ZIP Codes in Ribeira Grande, Ribeiras | 9930-306 |
| Postal/ZIP Codes in Ribeira Seca, Ribeiras | 9930-307 |
| Postal/ZIP Codes in Santa Bárbara, Ribeiras | 9930 |
| Postal/ZIP Codes in Santa Cruz, Ribeiras | 9930 |
| Postal/ZIP Codes in Terreiros, Ribeiras | 9930-310 |