Find the last 4 digits (ZIP+4) for an address in 50450

ZIP 50450, Lake Mills, IA is filled in. Just type the street address.

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ZIP Code 50450 – Lake Mills, IA

Lake Mills, Iowa · Winnebago County · Central time

ZIP code50450
CityLake Mills
StateIowa
CountyWinnebago CountyWorth County
Population2,952
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area84.54 sq mi
Center (lat, long)43.4212, -93.5222

Area codes in this area

641

These are the area codes that most often serve ZIP 50450 (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

56029 Emmons · 6.7 mi50446 Joice · 7 mi50453 Leland · 7.4 mi50473 Scarville · 7.9 mi56089 Twin Lakes · 10.6 mi50444 Hanlontown · 11 mi50434 Fertile · 11.9 mi56051 Kiester · 12.3 mi

About ZIP 50450

ZIP code 50450 is assigned to Lake Mills, Iowa. It crosses 2 counties; most of its land is in Winnebago County. Its Census area covers about 84.54 square miles of land. The closest neighboring ZIP is 56029 (Emmons), about 6.7 miles away.

Every address in 50450 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