Ketchikan ZIP Codes

List of Zip Codes of Ketchikan

The following table lists ZIP Codes associated with Ketchikan, Alaska, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude County Population Density
1 99901 55.6227 -131.67157 Ketchikan Gateway 13,875 2.7


About Ketchikan Alaska Zip Codes

The city of Ketchikan in Alaska (AK) is served by approximately 1 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 13,875 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Ketchikan fall within county jurisdictions such as Ketchikan Gateway. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Ketchikan, Alaska follow the America/Sitka time zone.