Postal code zip lookup in United States of America (USA) - EEUU - Missouri - Saint-louis

There are more than 40,000 postal codes in the United States. To find the postal code for a specific address, example EEUU - Missouri - Saint-louis select the state from the list below. From there, you'll have access to a list of cities and a state zip code map. Another option is to use the "My ZIP Code" tool, which will identify your postal code based on your current location.

State Prefixes for US Postal Codes EEUU - Missouri - Saint-louis

Each state in the United States has specific starting numbers for its postal codes. For instance, in Florida, ZIP codes begin with 32, 33, or 34.

EEUU » MISSOURI » SAINT-LOUIS
Código Postal MISSOURI city SAINT-LOUIS - zip code Estados Unidos USA
ZIP Code (Zip Code) - Representación de área del código postal de los correos de los Estados Unidos.
Código Postal EEUU - MISSOURI - SAINT-LOUIS
City Name Zip Code Type Population
Saint Louis, MO PRIMARY 63101 STANDARD 1.891
Saint Louis, MO PRIMARY 63102 STANDARD 1.002
Saint Louis, MO PRIMARY 63103 STANDARD 3.466
Saint Louis, MO PRIMARY 63104 STANDARD 12.834
Saint Louis, MO PRIMARY 63105 STANDARD 12.133
Saint Louis, MO PRIMARY 63106 STANDARD 6.439
Saint Louis, MO PRIMARY 63107 STANDARD 7.324
Saint Louis, MO PRIMARY 63108 STANDARD 11.066
Saint Louis, MO PRIMARY 63109 STANDARD 22.921
Saint Louis, MO PRIMARY 63110 STANDARD 11.920
Saint Louis, MO PRIMARY 63111 STANDARD 13.491
Saint Louis, MO PRIMARY 63112 STANDARD 13.186
Saint Louis, MO PRIMARY 63115 STANDARD 14.431
Saint Louis, MO PRIMARY 63116 STANDARD 33.439
Saint Louis, MO PRIMARY 63117 STANDARD 7.856
Saint Louis, MO PRIMARY 63118 STANDARD 17.087
Saint Louis, MO PRIMARY 63127 STANDARD 4.688
Saint Louis, MO PRIMARY 63128 STANDARD 27.038
Saint Louis, MO PRIMARY 63130 STANDARD 23.019
Saint Louis, MO PRIMARY 63132 STANDARD 11.820
Saint Louis, MO PRIMARY 63138 STANDARD 15.187
Saint Louis, MO PRIMARY 63139 STANDARD 18.440
Saint Louis, MO PRIMARY 63140 STANDARD indefined
Saint Louis, MO PRIMARY 63141 STANDARD 18.236
Saint Louis, MO PRIMARY 63143 STANDARD 7.566
Saint Louis, MO PRIMARY 63144 STANDARD 7.549
Saint Louis, MO PRIMARY 63146 STANDARD 24.912
Saint Louis, MO PRIMARY 63147 STANDARD 7.834
Saint Louis, MO PRIMARY 63150 UNIQUE indefined
Saint Louis, MO PRIMARY 63151 PO BOX indefined
Saint Louis, MO PRIMARY 63155 STANDARD indefined
Saint Louis, MO PRIMARY 63156 PO BOX indefined
Saint Louis, MO PRIMARY 63157 PO BOX indefined
Saint Louis, MO PRIMARY 63158 PO BOX indefined
Saint Louis, MO PRIMARY 63160 UNIQUE indefined
Saint Louis, MO PRIMARY 63163 PO BOX indefined
Saint Louis, MO PRIMARY 63166 PO BOX 459
Saint Louis, MO PRIMARY 63167 UNIQUE indefined
Saint Louis, MO PRIMARY 63169 PO BOX indefined
Saint Louis, MO PRIMARY 63177 PO BOX indefined
Saint Louis, MO PRIMARY 63178 PO BOX 462
Saint Louis, MO PRIMARY 63179 PO BOX indefined
Saint Louis, MO PRIMARY 63180 UNIQUE indefined
Saint Louis, MO PRIMARY 63182 UNIQUE indefined
Saint Louis, MO PRIMARY 63188 PO BOX indefined
Saint Louis, MO PRIMARY 63190 UNIQUE indefined
Saint Louis, MO PRIMARY 63198 UNIQUE indefined
Saint Louis, MO PRIMARY 63199 UNIQUE indefined
City Name Zip Code Type Population
Saint Louis, MO PRIMARY 63101 STANDARD 1.891
Saint Louis, MO PRIMARY 63102 STANDARD 1.002
Saint Louis, MO PRIMARY 63103 STANDARD 3.466
Saint Louis, MO PRIMARY 63104 STANDARD 12.834
Saint Louis, MO PRIMARY 63105 STANDARD 12.133
Saint Louis, MO PRIMARY 63106 STANDARD 6.439
Saint Louis, MO PRIMARY 63107 STANDARD 7.324
Saint Louis, MO PRIMARY 63108 STANDARD 11.066
Saint Louis, MO PRIMARY 63109 STANDARD 22.921
Saint Louis, MO PRIMARY 63110 STANDARD 11.920
Saint Louis, MO PRIMARY 63111 STANDARD 13.491
Saint Louis, MO PRIMARY 63112 STANDARD 13.186
Saint Louis, MO PRIMARY 63115 STANDARD 14.431
Saint Louis, MO PRIMARY 63116 STANDARD 33.439
Saint Louis, MO PRIMARY 63117 STANDARD 7.856
Saint Louis, MO PRIMARY 63118 STANDARD 17.087
Saint Louis, MO PRIMARY 63127 STANDARD 4.688
Saint Louis, MO PRIMARY 63128 STANDARD 27.038
Saint Louis, MO PRIMARY 63130 STANDARD 23.019
Saint Louis, MO PRIMARY 63132 STANDARD 11.820
Saint Louis, MO PRIMARY 63138 STANDARD 15.187
Saint Louis, MO PRIMARY 63139 STANDARD 18.440
Saint Louis, MO PRIMARY 63140 STANDARD indefined
Saint Louis, MO PRIMARY 63141 STANDARD 18.236
Saint Louis, MO PRIMARY 63143 STANDARD 7.566
Saint Louis, MO PRIMARY 63144 STANDARD 7.549
Saint Louis, MO PRIMARY 63146 STANDARD 24.912
Saint Louis, MO PRIMARY 63147 STANDARD 7.834
Saint Louis, MO PRIMARY 63150 UNIQUE indefined
Saint Louis, MO PRIMARY 63151 PO BOX indefined
Saint Louis, MO PRIMARY 63155 STANDARD indefined
Saint Louis, MO PRIMARY 63156 PO BOX indefined
Saint Louis, MO PRIMARY 63157 PO BOX indefined
Saint Louis, MO PRIMARY 63158 PO BOX indefined
Saint Louis, MO PRIMARY 63160 UNIQUE indefined
Saint Louis, MO PRIMARY 63163 PO BOX indefined
Saint Louis, MO PRIMARY 63166 PO BOX 459
Saint Louis, MO PRIMARY 63167 UNIQUE indefined
Saint Louis, MO PRIMARY 63169 PO BOX indefined
Saint Louis, MO PRIMARY 63177 PO BOX indefined
Saint Louis, MO PRIMARY 63178 PO BOX 462
Saint Louis, MO PRIMARY 63179 PO BOX indefined
Saint Louis, MO PRIMARY 63180 UNIQUE indefined
Saint Louis, MO PRIMARY 63182 UNIQUE indefined
Saint Louis, MO PRIMARY 63188 PO BOX indefined
Saint Louis, MO PRIMARY 63190 UNIQUE indefined
Saint Louis, MO PRIMARY 63198 UNIQUE indefined
Saint Louis, MO PRIMARY 63199 UNIQUE indefined
Código Postal EEUU - MISSOURI - SAINT-LOUIS

Definitions of Status

  • PRIMARY: Refers to the main name of the city, typically its official designation. Although the city might have an ACCEPTABLE alternative name, the primary name remains the official one.
  • ACCEPTABLE: Indicates a suitable alternative city name. Commonly abbreviated city names are often listed as unacceptable because abbreviations are not considered an acceptable city name format.
  • IMPROPER/NOT ACCEPTABLE: Denotes that an inappropriate city name was entered or received based on the provided information.
  • UNIQUE: Assigned to a business, government agency, or entity with a significant mail volume. This designation depends on the average daily volume of letter-sized mail received, the availability of ZIP code numbers in the postal area, and a cost-benefit analysis by the postal service.

The ZIP Code System in the United States - Código postal

Postal codes, known as ZIP codes, are used by the United States Postal Service (USPS) since 1963. "ZIP" stands for "Zone Improvement Plan," a term chosen to suggest that mail travels more efficiently and, therefore, faster when senders include the ZIP code in the address. The basic format consists of five numeric digits. An extended ZIP+4 code, introduced in 1983, includes the five-digit ZIP code, a hyphen, and four additional digits that specify a more precise location within a given ZIP code.

Understanding the Structure of ZIP Codes

The Five-Digit Code: The initial five digits of the ZIP code identify a specific area:

  • The first digit represents a group of U.S. states.
  • The second and third digits designate a region within the group.
  • The fourth and fifth digits pinpoint a specific post office or delivery area.

ZIP+4 Extended Code: Introduced to improve accuracy and efficiency, this extended code includes:

  • The original five-digit ZIP code.
  • A hyphen.
  • Four additional digits that designate a more specific location, such as a city block, building, or company department.

Why ZIP Codes Matter in the United States

ZIP codes are crucial for efficient mail delivery and are used extensively in demographic research, marketing, and logistics. They help:

  • Streamline mail sorting and delivery.
  • Provide insights into population data.
  • Optimize route planning for delivery services.

Finding ZIP Codes by State

To discover the postal code for a particular area in the United States, follow these steps:

  • Select the state of interest from the list.
  • Access the city list and the postal code map.
  • Alternatively, use the "My ZIP Code" tool to find your postal code based on your current location.

FAQs on Postal Code ZIP EEUU United States of America

What is the purpose of the ZIP+4 code?

The ZIP+4 code provides more precise information, helping the USPS deliver mail more efficiently by specifying a particular location within a ZIP code.

How do I find a ZIP code for a specific address in the United States?

You can find a ZIP code by selecting the relevant state from the list or by using the USPS ZIP code lookup tool available online.

Why do ZIP codes in Florida start with 32, 33, or 34?

Each state is assigned specific starting digits for its ZIP codes. In Florida, postal codes start with these numbers to designate the region.

Can I use a single ZIP code for an entire city?

Some large cities have multiple ZIP codes to facilitate efficient mail delivery. However, smaller towns might have a single ZIP code.

How do ZIP codes relate to demographic research and marketing?

ZIP codes help businesses and researchers analyze population trends, target marketing campaigns, and streamline logistics by providing region-specific data.

By understanding the importance of postal code ZIPs in the United States, you can better navigate the mailing system and make informed decisions based on demographic and regional data.