ZIP Code 64503 – Saint Joseph, Missouri | ZipsCode.us
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ZIP Code 64503
Saint Joseph, Missouri · Buchanan
ZIP code 64503 belongs to the city of Saint Joseph in Missouri (Buchanan). See all Missouri ZIP Codes.
ZIP code 64503 belongs to Saint Joseph, Missouri, in Buchanan. If you are mailing a letter or package to this area, use Saint Joseph, MO 64503 in the address. On this page you will find the city and county for 64503, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 64503?
The city for ZIP code 64503 is Saint Joseph, Missouri. When you write an address in this area, the correct format is: Name, Street Address, Saint Joseph, MO 64503.
ZIP Code 64503 County and State
ZIP code 64503 is located in Buchanan, Missouri. For a complete list of cities and ZIP codes across the state, see the Missouri ZIP Codes page.
Nearby ZIP Codes in Buchanan
These ZIP codes are in the same county as 64503:
ZIP Code 64503 on the Map
The map below shows the approximate center of ZIP code 64503, near Saint Joseph, Missouri. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 39.734, -94.8171). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 64503
According to public U.S. Census Bureau data, ZIP code 64503 is home to a community in Missouri. 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 64503
Need the full ZIP+4 code for a specific street address in Saint Joseph? 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 64503?
ZIP code 64503 is for Saint Joseph, Missouri.
What county is ZIP code 64503 in?
ZIP code 64503 is in Buchanan, Missouri.
What state is ZIP code 64503 in?
ZIP code 64503 is in Missouri (MO).
How do I find the ZIP+4 for an address in 64503?
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 64503?
Nearby ZIP codes include 64401 (Agency), 64440 (De Kalb), 64443 (Easton), 64448 (Faucett), 64484 (Rushville).
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