Austin Zip Code

ZIP CodeTypeAlias Names
73301UniqueInternal Revenue Service
73344UniqueInternal Revenue Service
78704StandardTravis Heights
78708P.O. Box
78709P.O. Box
78711P.O. Box
78712StandardThe University Of Texas,
University Of Texas, Ut
78713P.O. Box
78714P.O. Box
78715P.O. Box
78716P.O. Box
78717StandardBrushy Creek
78718P.O. Box
78719StandardMoores Crossing
78720P.O. Box
78725StandardHornsby Bend
78731StandardCamp Mabry
78732StandardFour Points, Marshall Ford
78733StandardBee Cave, Bee Caves
78734StandardBee Cave, Bee Caves,
Hudson Bend, Lakeway
78735StandardOak Hill, Sunset Valley
78736StandardBee Cave, Bee Caves,
Circleville, Oak Hill
78738StandardBee Cave, Bee Caves,
The Hills, Village Of The Hills,
Vlg O The Hls
78744StandardBluff Springs, Colton, Pilot Knob
78745StandardSunset Valley
78746StandardRollingwood, W Lake Hills,
West Lake Hills, West Lake Hls
78748StandardSan Leanna
78749StandardOak Hill
78754StandardDell Computers, Sprinkle
78755P.O. Box
78760P.O. Box
78761P.O. Box
78762P.O. Box
78763P.O. Box
78764P.O. Box
78765P.O. Box
78766P.O. Box
78767P.O. Box
78768P.O. Box
78772UniqueVeterans Administration
78773UniqueDept Of Public Safety
78774UniqueState Comptroller
78778UniqueTx Workforce Commission
78779UniqueTx Dept Of Motor Vehicles
78783UniqueCity Water And Light Dept
Austin TX Zip Code

Austin, the vibrant capital of Texas, is celebrated for its live music scene, booming tech industry, and beautiful green spaces. But Austin is more than its downtown landmarks and scenic parks; it’s a city of diverse neighborhoods, major institutions, and various services, each identified and defined by ZIP codes. These codes do more than ensure efficient mail delivery; they represent different parts of the city, from residential neighborhoods to government services, and even specific institutions. Let’s navigate through Austin’s ZIP codes and explore the uniqueness each area brings to the city.

Understanding Austin’s ZIP Codes

ZIP codes, or Zone Improvement Plan codes, are more than just sequences of numbers for sorting mail. In Austin, these codes are pivotal in understanding the city’s geography, defining neighborhoods, and pinpointing specific institutions or services.

Austin’s ZIP Codes: A Mosaic of Communities and Services

Austin’s ZIP codes range from 73301 to 78799, each representing a unique part of the city:

  • 73301 and 73344 (Internal Revenue Service): These unique ZIP codes are associated with the Internal Revenue Service, indicating specific operational areas within the city.
  • 78681 (Austin) to 78705: These ZIP codes cover central Austin and its immediate neighborhoods, areas known for their vibrant urban lifestyle, cultural hotspots, and diverse communities.
  • 78708 and 78709 (P.O. Box): These ZIP codes are designated for P.O. Boxes, focusing on postal services rather than specific neighborhoods.

Each ZIP code in Austin tells a story about the area it represents. For instance:

  • 78710 to 78719 (Moores Crossing): This range includes various neighborhoods and P.O. Box areas, showcasing Austin’s diverse urban landscape.
  • 78720 to 78724: These ZIP codes represent different parts of the city, from residential neighborhoods to areas designated for P.O. Boxes.

Austin’s Special ZIP Codes: P.O. Box, Unique, and Standard

In addition to standard ZIP codes representing neighborhoods, Austin also has numerous ZIP codes designated for P.O. Boxes, unique institutions, and government services, reflecting the city’s extensive infrastructure and diverse organizational needs. For instance:

  • P.O. Box ZIP Codes (78708, 78709, etc.): These are mainly used for postal services and likely represent areas with a concentration of P.O. Boxes rather than specific neighborhoods.
  • Unique ZIP Codes (78772 – Veterans Administration, 78774 – State Comptroller): These codes are assigned to specific institutions or government services, highlighting their importance and operational scope within the city.


Austin’s ZIP codes offer a detailed map of the city’s diverse landscape, from bustling downtown areas to serene residential neighborhoods, and from major service hubs to unique institutional locations. Understanding these codes provides not only navigational aid but also a deeper insight into the multifaceted nature of this dynamic city. Whether it’s exploring urban cores, visiting government offices, or navigating through services, each area, with its unique flavor and character, adds a distinctive chapter to the rich tapestry of Austin.

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Last Update: February 2, 2024