Wausau, WI zip codes
Wausau, Wisconsin has 3 zip codes (2 residential, 1 PO box or single-organization). Most of it is in Marathon County. Together these zip codes are home to about 57K people.
Zip codes
3
Population
57K
All zips combined
Largest zip
54401
31,692 residents
Income range
$69K–$72K
Median by zip