Petersburg Borough ZIP Codes
Petersburg Borough is a borough of Alaska.
- ZIP codes
- 2
- Cities & towns
- 2
- Area codes
- 1
- Land area
- 2,901 sq mi
Every ZIP code in Petersburg Borough
| ZIP code | City |
|---|---|
| 99830 | Kake |
| 99833 | Petersburg |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Petersburg Borough codes above are listed without a column we would have to invent.
Cities and towns in Petersburg Borough
A further 1 place in Petersburg Borough appears in the postal source without a page of its own; its codes are in the table above and each one links to its own page.
Area codes covering Petersburg Borough
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the borough without matching its edges.
Scope every ZIP code recorded in Petersburg Borough. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.