Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/TN/HUNTSVILLE

Huntsville ZIP code, Tennessee

The ZIP code for Huntsville, TN is 37756, and its area code is 423.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
1,814
Area code
423

Mail addressed to Huntsville uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Huntsville in numbers

About 1,814 people live in Huntsville, in 726 households. The median household income is $31,313 a year, 55% below the Tennessee median of $69,595 (US: $80,734). The median owner-occupied home is valued at $201,100 (30% below the Tennessee median), and median gross rent is $668 a month. The median age is 31.5; 13.9% of adults 25 and over hold a bachelor's degree or higher (31.1% across Tennessee); the average commute takes 29 minutes.

Population1,814Huntsville1,814
Households726Huntsville726
Median age31.5Huntsville31.5Tennessee38.9US 38.9
Median household income$31,313Huntsville$31,313Tennessee$69,595US $80,734
Median home value$201,100Huntsville$201,100Tennessee$286,700US $332,700
Median gross rent$668Huntsville$668Tennessee$1,189US $1,413
Bachelor's degree or higher13.9%Huntsville13.9%Tennessee31.1%US 35.7%
Mean commute28.9 minHuntsville28.9 minTennessee25.7 minUS 26.4 min
Population density219 / sq miHuntsville219 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Huntsville town. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Huntsville

ZIP codes with the USPS city name Huntsville
ZIP City Type Population Median income Median home
37756 Huntsville , TN Standard 2,881 $35,025 $107,600

Other ZIP codes overlapping Huntsville

These ZIP codes cover part of Huntsville but are addressed as somewhere else.

ZIP codes overlapping Huntsville
ZIP City Type Population Median income Median home
37755 Helenwood , TN Standard 3,404 $46,238 $159,000

Map of Huntsville ZIP codes

37756

The ZIP codes of Huntsville, TN, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Huntsville

The nearest larger towns are Oneida (3,819 people, 6.8 mi), Jacksboro (2,650 people, 19 mi) and Caryville (2,073 people, 19 mi).

Towns near Huntsville
TownPopulationDistance
Oneida 3,819 6.8 mi
Jacksboro 2,650 18.5 mi
La Follette 7,273 21.6 mi
Coalfield 2,754 27.5 mi
Oliver Springs 3,281 28.0 mi
Williamsburg, KY 5,270 29.3 mi

More nearby: every ZIP code in Scott County · Tennessee ZIP codes

Cite this page

zipcodes.pro. “Huntsville, TN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/tn/huntsville

Underlying data is public domain or openly licensed — sources, vintages and licences.