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Zip Code information for Oak Harbor, Washington.

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Washington Zip Codes

Oak Harbor Zip Codes

What are the Oak Harbor, Washington Zip Codes for 2020, 2019

Primary Zip Codes for Oak Harbor

Zip Code	Primary City	Secondary City
98277	Oak Harbor	Ault Field
98278	Oak Harbor	Oak Harbor, Naval Air Station, Whidbey Nas, Nas Whidbey, Whidbey Island Naval Air

Cities sharing Zip Codes with Oak Harbor

Zip Code	Primary City	Secondary City	More Information
98277	Oak Harbor	Ault Field
98278	Oak Harbor	Nas Whidbey
98278	Oak Harbor	Whidbey Island Naval Air
98278	Oak Harbor	Naval Air Station
98278	Oak Harbor	Whidbey Nas

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