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St. Tammany ZIP Codes — Louisiana (LA)
| City or Location | County or District | States or Territories | States or Territories Abbrieviation | ZIP Code or Postcode |
|---|---|---|---|---|
| Abita Springs | St. Tammany | Louisiana | LA | 70420 |
| Bush | St. Tammany | Louisiana | LA | 70431 |
| Covington | St. Tammany | Louisiana | LA | 70433 |
| Covington | St. Tammany | Louisiana | LA | 70434 |
| Covington | St. Tammany | Louisiana | LA | 70435 |
| Folsom | St. Tammany | Louisiana | LA | 70437 |
| Lacombe | St. Tammany | Louisiana | LA | 70445 |
| Madisonville | St. Tammany | Louisiana | LA | 70447 |
| Mandeville | St. Tammany | Louisiana | LA | 70448 |
| Pearl River | St. Tammany | Louisiana | LA | 70452 |
| Saint Benedict | St. Tammany | Louisiana | LA | 70457 |
| Slidell | St. Tammany | Louisiana | LA | 70458 |
| Slidell | St. Tammany | Louisiana | LA | 70459 |
| Slidell | St. Tammany | Louisiana | LA | 70460 |
| Slidell | St. Tammany | Louisiana | LA | 70461 |
| Sun | St. Tammany | Louisiana | LA | 70463 |
| Talisheek | St. Tammany | Louisiana | LA | 70464 |
| Slidell | St. Tammany | Louisiana | LA | 70469 |
| Mandeville | St. Tammany | Louisiana | LA | 70470 |
| Mandeville | St. Tammany | Louisiana | LA | 70471 |
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