Cosmopolis, WA ZIP Code

Cosmopolis, Washington has one ZIP code in our directory, in Grays Harbor County.

ZIP Codes in Cosmopolis, WA

98537
Grays Harbor County
46.9538, -123.7739

Map of Cosmopolis, WA

Centered on 46.9538, -123.7739.

Cities Near Cosmopolis, WA

All Washington ZIP codes · Cities starting with C · All cities A–Z