ZIP Codes in Boise, ID
Boise uses 11 ZIP codes, all in Ada, Elmore Counties. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 11 Boise ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 83702 | standard | Ada | 24,163 |
| 83703 | standard | Ada | 17,583 |
| 83704 | standard | Ada | 42,719 |
| 83705 | standard | Ada | 26,830 |
| 83706 | standard | Ada | 35,524 |
| 83709 | standard | Ada | 58,928 |
| 83712 | standard | Ada | 9,071 |
| 83713 | standard | Ada | 31,549 |
| 83716 | standard | Elmore | 21,402 |
| 83720 | standard | Ada | — |
| 83725 | standard | Ada | — |
Finding a ZIP+4 in Boise
Knowing which of these 11 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Boise street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Boise addresses and download it complete.