ZIP Code 54205 – Casco, Wisconsin | ZipsCode.us
Home / Wisconsin ZIP Codes / ZIP Code 54205
ZIP Code 54205
Casco, Wisconsin · Kewaunee
ZIP code 54205 belongs to the city of Casco in Wisconsin (Kewaunee). See all Wisconsin ZIP Codes.
ZIP code 54205 belongs to Casco, Wisconsin, in Kewaunee. If you are mailing a letter or package to this area, use Casco, WI 54205 in the address. On this page you will find the city and county for 54205, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 54205?
The city for ZIP code 54205 is Casco, Wisconsin. When you write an address in this area, the correct format is: Name, Street Address, Casco, WI 54205.
ZIP Code 54205 County and State
ZIP code 54205 is located in Kewaunee, Wisconsin. For a complete list of cities and ZIP codes across the state, see the Wisconsin ZIP Codes page.
Nearby ZIP Codes in Kewaunee
These ZIP codes are in the same county as 54205:
ZIP Code 54205 on the Map
The map below shows the approximate center of ZIP code 54205, near Casco, Wisconsin. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 44.5833, -87.6231). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 54205
According to public U.S. Census Bureau data, ZIP code 54205 is home to a community in Wisconsin. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 54205
Need the full ZIP+4 code for a specific street address in Casco? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 54205?
ZIP code 54205 is for Casco, Wisconsin.
What county is ZIP code 54205 in?
ZIP code 54205 is in Kewaunee, Wisconsin.
What state is ZIP code 54205 in?
ZIP code 54205 is in Wisconsin (WI).
How do I find the ZIP+4 for an address in 54205?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 54205?
Nearby ZIP codes include 54201 (Algoma), 54216 (Kewaunee), 54217 (Luxemburg).
Related ZIP Code Tools
Find the ZIP code for any U.S. street address.
See which city and county any ZIP code belongs to.
Get the full 9-digit ZIP code for precise delivery.
Track packages sent to or from any U.S. address.
Search any U.S. ZIP code, city or address — free.