List of the Postal codes of the 17 municipalies of province of Cagliari. Links on zip codes lists municipalities and other outlying areas (frazioni) with the same postcode.
| Municipality | ZIP |
|---|---|
| Assemini | 09032 |
| Cagliari | from 09121 to 09134 |
| Capoterra | 09012 |
| Decimomannu | 09033 |
| Elmas | 09067 |
| Maracalagonis | 09069 |
| Monserrato | 09042 |
| Pula | 09050 |
| Quartu Sant'Elena | 09045 |