Maddox zip code

Zip code in Maddox, MD

The location Maddox belongs to St. Mary's County, state of Maryland. Maddox has been assigned with the zip code 20621.

The location name Maddox is listed as acceptable by the US Postal Service so it can be used in your mailings just fine. You can also use any of the following names: Maddox.
Zip code Type Population
20621 STANDARD 1,290