Find the last 4 digits (ZIP+4) for an address in 54403

ZIP 54403, Wausau, WI is filled in. Just type the street address.

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

ZIP Code 54403 – Wausau, WI

Wausau, Wisconsin · Marathon County · Central time

ZIP code54403
CityWausau
StateWisconsin
CountyMarathon County
Population24,950
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area133.59 sq mi
Center (lat, long)45.0185, -89.5251

Area codes in this area

534715

These are the area codes that most often serve ZIP 54403 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

54417 Brokaw · 6.3 mi54471 Ringle · 7.8 mi54476 Schofield · 8.9 mi54401 Wausau · 9.7 mi54408 Aniwa · 9.8 mi54474 Rothschild · 11 mi54402 Wausau · 14.4 mi54440 Hatley · 16 mi

About ZIP 54403

ZIP code 54403 is assigned to Wausau, Wisconsin. It lies in Marathon County. Its Census area covers about 133.59 square miles of land. The closest neighboring ZIP is 54417 (Brokaw), about 6.3 miles away.

Every address in 54403 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources