| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 98501 | Olympia | Thurston County | Standard |
| 98502 | Olympia | Thurston County | Standard |
| 98503 | Lacey | Thurston County | Standard |
| 98504 | Olympia | Thurston County | Unique |
| 98505 | Olympia | Thurston County | Unique |
| 98506 | Olympia | Thurston County | Standard |
| 98507 | Olympia | Thurston County | PO Box |
| 98508 | Olympia | Thurston County | PO Box |
| 98509 | Lacey | Thurston County | PO Box |
| 98511 | Tumwater | Thurston County | PO Box |
| 98512 | Olympia | Thurston County | Standard |
| 98513 | Olympia | Thurston County | Standard |
| 98516 | Olympia | Thurston County | Standard |
| 98530 | Bucoda | Thurston County | PO Box |
| 98531 | Centralia | Lewis County | Standard |
| 98540 | East Olympia | Thurston County | PO Box |
| 98541 | Elma | Grays Harbor County | Standard |
| 98556 | Littlerock | Thurston County | PO Box |
| 98558 | Mckenna | Pierce County | PO Box |
| 98568 | Oakville | Grays Harbor County | Standard |
| 98576 | Rainier | Thurston County | Standard |
| 98579 | Rochester | Thurston County | Standard |
| 98589 | Tenino | Thurston County | Standard |
| 98597 | Yelm | Thurston County | Standard |
| 98599 | Olympia | Thurston County | Unique |