Find the last 4 digits (ZIP+4) for an address in 54923

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ZIP Code 54923 – Berlin, WI

Berlin, Wisconsin · Waushara County · Central time

ZIP code54923
CityBerlin
StateWisconsin
CountyWaushara CountyGreen Lake CountyWinnebago County
Population8,793
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area135.66 sq mi
Center (lat, long)43.9977, -88.9668

Area codes in this area

274920

These are the area codes that most often serve ZIP 54923 (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

54934 Eureka · 6.3 mi54970 Redgranite · 8.3 mi54967 Poy Sippi · 8.9 mi54980 Waukau · 10 mi54963 Omro · 10.4 mi54941 Green Lake · 10.6 mi54971 Ripon · 11.9 mi54965 Pine River · 12.4 mi

About ZIP 54923

ZIP code 54923 is assigned to Berlin, Wisconsin. It crosses 3 counties; most of its land is in Waushara County. Its Census area covers about 135.66 square miles of land. The closest neighboring ZIP is 54934 (Eureka), about 6.3 miles away.

Every address in 54923 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