ZIP Codes in Alabama
Alabama's ZIP codes cover a state that blends dense industrial cities, quiet Black Belt farmland, and a short but busy stretch of Gulf Coast shoreline. With roughly 5 million residents spread across 67 counties, Alabama's postal geography reflects a state where a handful of metro areas hold most of the population, while large rural counties in the west and south are covered by ZIP codes spanning far more land than people.
How ZIP Codes Are Organized Across the State
Alabama's ZIP codes fall within the 35000-36999 range under the USPS numbering system, placing it alongside neighboring states in the broader southeastern postal block. Birmingham and the surrounding Jefferson County area anchor the lower end of that range around 352xx, while Montgomery, the state capital, sits near 361xx. Huntsville, in the north, carries codes closer to 358xx, reflecting its position within the Tennessee Valley region rather than central Alabama.
Alabama's Major Metro Areas by Population
The chart below shows how population breaks down across Alabama's largest metro areas - Birmingham remains the state's largest by a solid margin, with Huntsville's tech-driven growth closing the gap in recent years.
Birmingham's ZIP codes cover the state's largest urban core, historically built around the steel and iron industry and now home to a diversified economy spanning healthcare, banking, and education. Huntsville, sometimes called the "Rocket City" for its deep ties to NASA and the aerospace industry, has seen some of the fastest population growth of any Alabama metro area, and its ZIP codes reflect a mix of established neighborhoods and newer suburban development. If you're comparing how Alabama's numbering fits into the wider national system, our full US ZIP code directory covers every state's ranges side by side.
The Gulf Coast and Southern Alabama
Mobile anchors Alabama's short but historically important Gulf Coast, with ZIP codes covering the port city itself as well as nearby coastal communities like Gulf Shores and Orange Beach, both popular tourist destinations. This coastal stretch sits close to the border with Florida, and the postal geography on both sides of the state line shares a similar mix of beach towns and working port infrastructure. Further inland, southern Alabama's ZIP codes shift toward agricultural land, with lower population density than the coast or the major metro areas to the north.
The Black Belt and Rural Alabama
Central Alabama's Black Belt region - named for its dark, fertile soil rather than its demographics, though it's also home to a large African American population with deep historical roots - is covered by ZIP codes that rank among the state's lowest in both population and median income. These rural counties often span large geographic areas per ZIP code, a pattern common throughout the agricultural interior of the American South.
Why ZIP Codes Matter Beyond Mail
In Alabama, as elsewhere, ZIP codes have become a practical shorthand well beyond postal delivery. Businesses use them to define service and delivery areas across the state's spread-out geography. Real estate listings rely on them to signal school district and neighborhood character, particularly around Birmingham and Huntsville's rapidly growing suburbs. Insurers use coastal ZIP codes near Mobile and the Gulf Shores area to price hurricane and flood risk, a significant factor for property along Alabama's coastline.
Border Regions and Neighboring States
Alabama shares borders with four states, and its ZIP code patterns shift noticeably depending on direction. To the north, communities near Tennessee around Huntsville share close economic ties given the Tennessee Valley's shared industrial and research base. To the west, rural ZIP codes near Mississippi reflect a similar Black Belt agricultural pattern that continues across the state line. And to the east, the border with Georgia cuts through more rural, forested terrain with comparatively sparse population on both sides.
Finding the Right ZIP Code
Use the list below to browse Alabama's ZIP codes by city, county, or population - sorted so the most populous areas surface first. Each entry links through to a detailed page with additional demographic data. If you're trying to identify the ZIP code for a specific address rather than browsing by city, the search tool at the top of this page will get you there faster than scrolling through the full list.
Frequently Asked Questions
How many ZIP codes does Alabama have?
Alabama has several hundred ZIP codes spread across its 67 counties, ranging from dense urban codes in Birmingham to large rural codes covering sparsely populated Black Belt counties.
What ZIP code range does Alabama use?
Alabama ZIP codes generally fall between 35000 and 36999, with Birmingham and Huntsville toward the lower end of that range and Montgomery and Mobile further along it.
Which Alabama city has the most ZIP codes?
Birmingham, as the state's largest metro area, has the greatest number of individual ZIP codes, covering its urban core and surrounding suburbs.
Can I look up an Alabama ZIP code by city name?
Yes, use the search tool on this page or browse the full list below, which is organized by city and sorted by population.
Whether you're relocating to Huntsville for its tech sector, researching coastal property near Mobile, or simply trying to pin down the right ZIP code for a specific Alabama address, the data below covers every corner of the state - from its largest cities to its quietest Black Belt counties.