62203 Zip Code East Saint Louis St. Clair

Today Aug 27, 2026, ZIP Code 62203 is located in East Saint Louis, Illinois, in County St. Clair. It serves as an essential reference for accurate mail delivery, this ZIP Code assists identify the accurate postal area for residential and business addresses.

62203 Zip Code – St. Clair, East Saint Louis, IL

The 62203 zip code serves St. Clair. It is a neighborhood in East Saint Louis, Illinois. This code is important for accurate mail delivery. It can also help you find local amenities such as schools, parks and community events. By using zip codes like 62203 you can explore different neighborhoods, it also shows what makes each area unique.

Demographics of Zip Code 62203

Located in East Saint Louis, Illinois, zip code 62203 has a specific population and density that reflect the local community.

Finding the Right Zip Code for East Saint Louis, St. Clair County

If you need to send mail to East Saint Louis St. Clair county, you can easily find the zip code online or by visiting your local post office.

FAQs

How many digits is the St. Clair zip code?

The St. Clair zip code in East Saint Louis is a five-digit number used to identify this specific area.

Does the St. Clair zip code ever change?

Zip codes may change due to postal service updates or administrative reasons. If you are looking for the St. Clair zip code always check for the most current information from official postal sources or local post offices.

Which county is zip code 62203 in?

Zip code 62203 covers areas within St. Clair county, Illinois.