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  2. What is the zip code of Mackenzie, MO, 63123

Mackenzie (MO) Zip Code is 63123 Latest Details Aug, 2025

Updated: 27-08-2025

Mackenzie (MO) zip Code is 63123, Postal Code details. Mackenzie is located in state MO, United States.

Find Zip Code 63123 Details

ZIP code 63123 is located in Mackenzie MO in the United States.

Postal Code United States Zip Code 63123 Latest update Mackenzie, MO
Zip Code / Postal Code 63123

City

Mackenzie

State Code

MO

County

Saint Louis, United States

Postal Locations

Mackenzie, MO - Zip Code is - 63123

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 63123 is an essential part of the postal system in Mackenzie, MO. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Mackenzie has a lot to offer.

FAQ about Zip Code 63123, Mackenzie, (MO)

What is Zip code Mackenzie?

Mackenzie Zip Code: 63123, used by the Mackenzie Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Saint Louis, MO. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Mackenzie?

Mackenzie Postal Code is: 63123

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