| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Caxias do Sul, Caxias do Sul | 95010, 95012, 95013, 95020, 95030, 95032, 95033, 95034, 95040, 95041, 95042, 95043, 95044, 95045, 95046, 95047, 95049, 95050, 95052, 95054, 95055, 95056, 95057, 95058, 95059, 95060, 95061, 95062, 95064, 95065, 95070, 95072, 95074, 95076, 95077, 95080, 95082, 95084, 95086, 95087, 95088, 95090, 95094, 95095, 95096, 95097, 95098, 95099, 95110, 95112, 95113, 95115, 95124 |
| Postal/ZIP Codes in Criúva, Caxias do Sul | 95143-000 |
| Postal/ZIP Codes in Fazenda Souza, Caxias do Sul | 95125-000 |
| Postal/ZIP Codes in Santa Lúcia do Piaí, Caxias do Sul | 95130-000 |
| Postal/ZIP Codes in Vila Cristina, Caxias do Sul | 95133-000 |
| Postal/ZIP Codes in Vila Oliva, Caxias do Sul | 95135-000 |
| Postal/ZIP Codes in Vila Seca, Caxias do Sul | 95140-000 |