| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Arroio do Só, Santa Maria | 97165-000 |
| Postal/ZIP Codes in Arroio Grande, Santa Maria | 97120-000 |
| Postal/ZIP Codes in Boca do Monte, Santa Maria | 97170-000 |
| Postal/ZIP Codes in Pains, Santa Maria | 97140-000 |
| Postal/ZIP Codes in Palma, Santa Maria | 97130-000 |
| Postal/ZIP Codes in Passo do Verde, Santa Maria | 97150-000 |
| Postal/ZIP Codes in Santa Flora, Santa Maria | 97160-000 |
| Postal/ZIP Codes in Santa Maria, Santa Maria | 97010, 97015, 97020, 97021, 97030, 97032, 97035, 97037, 97040, 97043, 97045, 97050, 97060, 97061, 97065, 97070, 97090, 97095, 97105, 97110 |
| Postal/ZIP Codes in Santo Antão, Santa Maria | 97175-000 |
| Postal/ZIP Codes in São Valentim, Santa Maria | 97145-000 |