Union Zip Codes - Mason County WA

Union, WA Zip Code Map

Union, WA is a city located in Mason County, Washington and has a land area of 17.68 square miles (45.79 km2). The water area for the city is 3.93 square miles or 10.18 km2. There is one unique zip code in Union, Washington and it is 98592. The area code(s) for Union is 360/564.

Zip Codes for Union, WA (1)
Zip Code
 City County
Zip Code Map
98592 Union Mason

5-Digit ZIP Code Data

Zip Code Lookups


Database Sample Data

ZIP Code Database
Sample Data
Bronze Edition Silver Edition Gold Edition
Microsoft Access (.MDB)
Microsoft Excel (.XLS)
Comma Delimited ASCII (.CSV)