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