Oak Harbor WA ZIP Code
Last added ZIP code areas:tillmans corner zip code 53154 zip 25501 trost blvd alger mi zip code what is fargo nd zip code saint clair pa zip code marion, nc zip code cabot pa zip code 1001 w jefferson detroit mi whittier nc zip 96817 zip code delphos ohio zip code leslie michigan zip code rehoboth massachusetts zip code plano tx timezone zip code for hammonton nj brownsboro texas zip code daisy exchange northwest expressway oklahoma city ok fallston md zip 540 w madison st ste 2500 chicago il zip code coldwater michigan staples framingham ma zip code smithfield va zip code
Oak Harbor city is located in Washington State, Island County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Oak Harbor WA zip code by its streets and block numbers if we have some of the Oak Harbor streets loaded in our website
Oak Harbor Area Code is 360 and Time Zone is Pacific (GMT -08:00).
Oak Harbor Zip Code - Washington
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Oak Harbor City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Oak Harbor ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Oak Harbor, Washington.
The Oak Harbor Zip Code is 98277, 98278.
If you want to send a mail to Oak Harbor City, you should use the 98277, 98278 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Oak Harbor 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 98277, 98278 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Oak Harbor 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.