| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in El Oso, Santa Rosa | 194527 |
| Postal/ZIP Codes in Jerico, Santa Rosa | 194528 |
| Postal/ZIP Codes in La Argentina, Santa Rosa | 194527 |
| Postal/ZIP Codes in La Perdiz, Santa Rosa | 194527 |
| Postal/ZIP Codes in Montañitas, Santa Rosa | 194528 |
| Postal/ZIP Codes in Santa Rosa, Santa Rosa | 194520 |