| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 99901 | Ketchikan | Ketchikan Gateway Borough | Standard |
| 99923 | Hyder | Ketchikan Gateway Borough | PO Box |
| 99926 | Metlakatla | Ketchikan Gateway Borough | PO Box |
| 99928 | Ward Cove | Ketchikan Gateway Borough | PO Box |
| 99929 | Wrangell | City and Borough of Wrangell | PO Box |