St. Louis ZIP Codes: Your Complete Guide

Are you looking for a specific ZIP code in St. Louis, Missouri? Perhaps you're moving, sending mail, or simply curious about the area? This comprehensive guide provides everything you need to know about St. Louis ZIP codes, ensuring you have accurate and up-to-date information at your fingertips. From residential areas to business districts, we'll cover it all.

What is a ZIP Code?

A ZIP code, which stands for Zone Improvement Plan, is a postal code used by the United States Postal Service (USPS) to streamline mail delivery. ZIP codes were introduced in 1963, and they help sort mail more efficiently. St. Louis, like any other major city, is divided into numerous ZIP code zones, each serving different neighborhoods and areas.

The History and Purpose of ZIP Codes

ZIP codes were created to improve the efficiency of mail delivery, especially as the volume of mail increased. Before ZIP codes, mail sorting was a much slower process, and delivery times were longer. The introduction of ZIP codes allowed for automated sorting, which significantly sped up the process. — Living In Alger Heights: Grand Rapids Neighborhood Guide

Key ZIP Codes in St. Louis

St. Louis has a variety of ZIP codes, each representing a specific geographic area. Here are some of the most frequently used ZIP codes in St. Louis, along with a brief description of the areas they cover:

• 63101: Downtown St. Louis, including the central business district, government buildings, and major attractions like the Gateway Arch.
• 63103: Primarily the Central West End, known for its historic architecture, vibrant nightlife, and medical facilities like Barnes-Jewish Hospital.
• 63104: The Soulard neighborhood, famous for its historic brick buildings, lively bars, and the Soulard Farmers Market.
• 63105: The near south side, including areas like Benton Park and Cherokee Street, known for its eclectic shops and restaurants.
• 63108: Primarily the area around the Washington University campus, including the Loop, a popular entertainment and shopping district.
• 63109: Clayton, a business and residential hub just west of the city, known for its high-end shopping and dining.
• 63110: The area around the St. Louis Zoo and Forest Park, including the Skinker-DeBaliviere neighborhood.
• 63116: South City, including neighborhoods like Southampton and Patch, known for its family-friendly atmosphere.
• 63118: The Tower Grove Park area, a residential area known for its beautiful park and diverse community.
• 63139: A suburban area, including Olivette and Creve Coeur.

How to Find a ZIP Code

If you're unsure of the ZIP code for a specific address, the USPS website (https://tools.usps.com/go/) is a reliable source. You can use their ZIP Code lookup tool by entering the street address, city, and state. Additionally, many online map services, such as Google Maps, will display the ZIP code when you search for an address.

St. Louis Neighborhoods and Their ZIP Codes

St. Louis is a city of diverse neighborhoods, each with its unique character and charm. Understanding the ZIP codes associated with these neighborhoods can be helpful for various purposes, from finding a home to exploring local businesses.

Notable Neighborhoods and ZIP Codes:

• Central West End (CWE): 63108, 63110
• Soulard: 63104
• The Hill: 63110, 63139
• Benton Park: 63104
• Tower Grove South: 63110, 63116, 63118
• Southampton: 63109, 63116
• Clayton: 63105, 63117
• Downtown: 63101
• The Loop: 63105, 63108

ZIP Codes for Businesses in St. Louis

Knowing the ZIP code of a business can be useful for sending mail, verifying addresses, or even researching business locations. Here are some ZIP codes commonly associated with business districts:

• 63101: Downtown St. Louis
• 63105: Near South Side
• 63108: Central West End
• 63139: Suburban areas

St. Louis County vs. City ZIP Codes

It's important to distinguish between St. Louis City and St. Louis County ZIP codes. St. Louis City is an independent city, meaning it is not part of a county government. However, the St. Louis metropolitan area includes both the city and St. Louis County, along with several other counties. ZIP codes beginning with 631 are generally in St. Louis City or St. Louis County. — Long Island City Apartments: Your Ultimate Guide

Understanding the Difference

• St. Louis City: Governed by the City of St. Louis.
• St. Louis County: Governed by St. Louis County.

Tips for Using St. Louis ZIP Codes

When using ZIP codes, keep these tips in mind:

• Accuracy: Always double-check the ZIP code to ensure accuracy. Incorrect ZIP codes can delay mail delivery.
• Online Tools: Use online tools provided by the USPS or mapping services to verify ZIP codes.
• Delivery Area: Note that ZIP code boundaries do not always perfectly align with neighborhood boundaries. Some neighborhoods may span multiple ZIP codes.

Frequently Asked Questions About St. Louis ZIP Codes

Q1: How do I find the ZIP code for a specific address in St. Louis? A1: The easiest way to find a ZIP code is to use the USPS ZIP Code lookup tool on their website (https://tools.usps.com/go/). You can also use online map services like Google Maps.

Q2: What's the ZIP code for Downtown St. Louis? A2: The primary ZIP code for Downtown St. Louis is 63101.

Q3: Are ZIP codes the same as postal codes? A3: Yes, in the United States, ZIP codes and postal codes are the same. ZIP code is the term used by the USPS.

Q4: How do I know if an address is in St. Louis City or St. Louis County? A4: Check the address. St. Louis City has its own government and is independent of St. Louis County. If the address is within the city limits, it's in the city. If it is outside, it's likely in St. Louis County.

Q5: Can a neighborhood have multiple ZIP codes? A5: Yes, many neighborhoods span multiple ZIP codes. This is common, especially for larger neighborhoods.

Q6: What is the purpose of the extra four digits in some ZIP codes (e.g., 63101-1234)? A6: The extra four digits, known as the ZIP+4 code, help the USPS further refine the sorting process. They represent a specific segment of a street, building, or group of post office boxes. — Auburn Game Time Today: Complete Schedule

Q7: Where can I find a complete list of ZIP codes in St. Louis? A7: While it's difficult to provide a constantly updated, comprehensive list here, the USPS website's ZIP Code lookup tool is the best resource. You can enter an address and find the correct ZIP code. Other websites may compile lists of St. Louis ZIP codes but be sure to verify the accuracy.

Conclusion

Knowing the ZIP codes in St. Louis is essential for various purposes, whether you are a resident, a business owner, or simply planning a visit. This guide provides a comprehensive overview of the key ZIP codes, neighborhoods, and business districts in the city. By utilizing this information, you can ensure accurate mail delivery, navigate the city with ease, and stay informed about the diverse communities that make St. Louis unique.