Roslyn WA ZIP Code
Roslyn city is located in Washington State, Kittitas County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Roslyn WA zip code by its streets and block numbers if we have some of the Roslyn streets loaded in our website
Roslyn Area Code is 509 and Time Zone is Pacific (GMT -08:00).
Roslyn Zip Code - Washington
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Roslyn City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Roslyn ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Roslyn, Washington.
The Roslyn Zip Code is 98941.
If you want to send a mail to Roslyn City, you should use the 98941 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Roslyn ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 98941 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Roslyn city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Washington.