Summer Lake OR ZIP Code
Summer Lake city is located in Oregon State, Lake County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Summer Lake OR zip code by its streets and block numbers if we have some of the Summer Lake streets loaded in our website
Summer Lake Area Code is 541 and Time Zone is Pacific (GMT -08:00).
Summer Lake Zip Code - Oregon
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Summer Lake City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Summer Lake ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Summer Lake, Oregon.
The Summer Lake Zip Code is 97640.
If you want to send a mail to Summer Lake City, you should use the 97640 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Summer Lake 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 97640 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Summer Lake 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 Oregon.