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/AL/KILLEN

Killen ZIP code, Alabama

The ZIP code for Killen, AL is 35645, and its area codes are 256 and 938.

USPS city name
1 ZIP code
Population
1,150
Area codes
256, 938
State
Alabama

Killen in numbers

About 1,150 people live in Killen, in 430 households. The median household income is $69,722 a year, 9% above the Alabama median of $63,999 (US: $80,734). The median owner-occupied home is valued at $175,000 (17% below the Alabama median), and median gross rent is $960 a month. The median age is 40.9; 20.1% of adults 25 and over hold a bachelor's degree or higher (28.4% across Alabama); the average commute takes 25 minutes.

Population1,150Killen1,150
Households430Killen430
Median age40.9Killen40.9Alabama39.3US 38.9
Median household income$69,722Killen$69,722Alabama$63,999US $80,734
Median home value$175,000Killen$175,000Alabama$209,900US $332,700
Median gross rent$960Killen$960Alabama$1,007US $1,413
Bachelor's degree or higher20.1%Killen20.1%Alabama28.4%US 35.7%
Mean commute24.5 minKillen24.5 minAlabama25.5 minUS 26.4 min
Population density568 / sq miKillen568 / sq mi

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

ZIP codes addressed as Killen

ZIP codes with the USPS city name Killen
ZIP City Type Population Median income Median home
35645 Killen , AL Standard 13,960 $87,958 $221,000

Map of Killen ZIP codes

35645

The ZIP codes of Killen, AL, 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 Killen

The nearest larger towns are Florence (41,701 people, 7.8 mi), Underwood-Petersville (3,100 people, 9.6 mi) and Muscle Shoals (16,951 people, 10 mi).

Towns near Killen
TownPopulationDistance
Florence 41,701 7.8 mi
Underwood-Petersville 3,100 9.6 mi
Muscle Shoals 16,951 10.1 mi
Sheffield 9,340 11.9 mi
Tuscumbia 9,115 13.9 mi
Russellville 10,799 27.0 mi
Lawrenceburg, TN 11,844 29.1 mi
Moulton 3,401 29.3 mi

More nearby: every ZIP code in Lauderdale County · Alabama ZIP codes

Cite this page

zipcodes.pro. “Killen, AL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/al/killen

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