Interactive map of zip codes in the US, Huntsville (AL). Take action now for maximum saving as these discount codes will not valid forever. Post Office City: Huntsville, AL (View All Cities). Zip codes for the Huntsville (AL) metropolitan area (as defined by the United States Census Bureau). ZIP codes for Huntsville, Alabama, US. For your research we have also included Huntsville Area Code, Time Zone, UTC and the local Madison County FIPS Code. City of Huntsville, AL Demographic Information. Users can easily view the boundaries of each Zip Code. City of Huntsville, AL - MADISON County Alabama ZIP Codes. The images that existed in zip code map of huntsville alabama are consisting of best images.