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/MT/HEART-BUTTE

Heart Butte ZIP code, Montana

The ZIP code for Heart Butte, MT is 59448, and its area code is 406.

USPS city name
1 ZIP code
Population
521
Area code
406
State
Montana

NANPA lists no telephone rate centre for Heart Butte itself, so these are the area codes of the nearest one, Dupuyer (15.8 miles). A town on an area-code boundary can differ from its neighbour.

Heart Butte in numbers

About 521 people live in Heart Butte, in 122 households. The median household income is $31,389 a year, 57% below the Montana median of $72,509 (US: $80,734). The median owner-occupied home is valued at $46,300 (88% below the Montana median), and median gross rent is $455 a month. The median age is 25.2; 10.7% of adults 25 and over hold a bachelor's degree or higher (35.2% across Montana); the average commute takes 18 minutes.

Population521Heart Butte521
Households122Heart Butte122
Median age25.2Heart Butte25.2Montana40.4US 38.9
Median household income$31,389Heart Butte$31,389Montana$72,509US $80,734
Median home value$46,300Heart Butte$46,300Montana$375,800US $332,700
Median gross rent$455Heart Butte$455Montana$1,081US $1,413
Bachelor's degree or higher10.7%Heart Butte10.7%Montana35.2%US 35.7%
Mean commute17.5 minHeart Butte17.5 minMontana19.1 minUS 26.4 min
Population density114 / sq miHeart Butte114 / sq mi

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

ZIP codes addressed as Heart Butte

ZIP codes with the USPS city name Heart Butte
ZIP City Type Population Median income Median home
59448 Heart Butte , MT Standard 638 $32,083 $51,000

Map of Heart Butte ZIP codes

59448

The ZIP codes of Heart Butte, MT, 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 Heart Butte

The nearest larger towns are South Browning (1,538 people, 19 mi), Browning (943 people, 20 mi) and North Browning (3,144 people, 21 mi).

Towns near Heart Butte
TownPopulationDistance
North Browning 3,144 21.5 mi

More nearby: every ZIP code in Pondera County · Montana ZIP codes

Cite this page

zipcodes.pro. “Heart Butte, MT ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mt/heart-butte

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