Intro
Discover the ultimate Onalaska WI zip code guide, featuring 54650 and surrounding areas. Get insider information on local demographics, housing, education, and attractions. Explore Onalaskas neighborhoods, schools, and community amenities. Find your perfect home or business location with our comprehensive zip code directory, complete with maps and statistics.
Onalaska, Wisconsin, a charming city nestled in the heart of the state, is known for its stunning natural beauty, rich history, and warm community spirit. As a resident or visitor, understanding the local zip code system is essential for navigating the area, receiving mail and packages, and accessing various services. In this comprehensive guide, we will delve into the world of Onalaska WI zip codes, exploring their history, usage, and importance in the city's infrastructure.
Onalaska WI Zip Code Map

The Onalaska WI zip code map is a valuable resource for residents, businesses, and visitors alike. It provides a visual representation of the city's zip code boundaries, helping individuals to identify their specific zip code and navigate the surrounding areas.
History of Onalaska WI Zip Codes
The United States Postal Service (USPS) introduced the zip code system in 1963 to improve mail sorting and delivery efficiency. Onalaska, WI, was assigned the 54650 zip code, which has remained the primary zip code for the city to this day. Over the years, additional zip codes have been introduced to accommodate the growing population and development of the area.
Onalaska WI Zip Code List

Here is a list of Onalaska WI zip codes:
- 54650 (primary zip code)
- 54619 (po box zip code)
- 54627 (po box zip code)
It's essential to note that these zip codes may be subject to change, and it's always a good idea to verify the zip code with the USPS or a reliable online source.
Using Onalaska WI Zip Codes
Onalaska WI zip codes play a crucial role in various aspects of life, including:
- Mail and package delivery: Accurate zip codes ensure timely and efficient delivery of mail and packages.
- Business and commerce: Zip codes are used to identify business locations, facilitate shipping, and determine sales tax rates.
- Emergency services: Zip codes help emergency responders quickly locate addresses and respond to emergencies.
- Demographic analysis: Zip codes are used to analyze demographic data, such as population density, income levels, and education levels.
Onalaska WI Zip Code Boundaries

Understanding the boundaries of Onalaska WI zip codes is essential for navigating the city and accessing various services. The 54650 zip code covers the majority of the city, while the 54619 and 54627 zip codes are primarily used for PO boxes.
Zip Code FAQs
Here are some frequently asked questions about Onalaska WI zip codes:
- What is the primary zip code for Onalaska, WI?
- The primary zip code for Onalaska, WI, is 54650.
- How many zip codes are there in Onalaska, WI?
- There are three zip codes in Onalaska, WI: 54650, 54619, and 54627.
- What is the purpose of zip codes?
- Zip codes are used to identify specific geographic areas, facilitate mail and package delivery, and determine sales tax rates.
What is the population of Onalaska, WI?
+According to the 2020 United States Census, the population of Onalaska, WI, is approximately 18,715.
What is the median household income in Onalaska, WI?
+According to the 2020 United States Census, the median household income in Onalaska, WI, is approximately $73,419.
What are the major industries in Onalaska, WI?
+The major industries in Onalaska, WI, include healthcare, education, retail, and manufacturing.
In conclusion, understanding Onalaska WI zip codes is essential for navigating the city, accessing various services, and facilitating communication. By familiarizing yourself with the local zip code system, you can ensure timely and efficient delivery of mail and packages, identify business locations, and analyze demographic data.
We hope this comprehensive guide has provided you with valuable insights into the world of Onalaska WI zip codes. If you have any further questions or would like to share your thoughts, please leave a comment below!