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/ISMAY

Ismay ZIP code, Montana

The ZIP code for Ismay, MT is 59336, and its area code is 406.

USPS city name
1 ZIP code
Population
220
Area code
406
State
Montana

NANPA lists no telephone rate centre for Ismay itself, so these are the area codes of the nearest one, Plevna (17.0 miles). A town on an area-code boundary can differ from its neighbour.

Ismay in numbers

About 220 people live in Ismay, in 81 households. The median household income is $64,375 a year, 11% below the Montana median of $72,509 (US: $80,734). The median owner-occupied home is valued at $293,200 (22% below the Montana median).

Population220Ismay220
Households81Ismay81
Median household income$64,375Ismay$64,375Montana$72,509US $80,734
Median home value$293,200Ismay$293,200Montana$375,800US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Ismay. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Ismay

ZIP codes with the USPS city name Ismay
ZIP City Type Population Median income Median home
59336 Ismay , MT Standard 220 $64,375 $293,200

Map of Ismay ZIP codes

59336

The ZIP codes of Ismay, 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 Ismay

The nearest larger towns are Baker (1,489 people, 26 mi), Terry (537 people, 32 mi) and West Glendive (2,121 people, 42 mi).

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

Cite this page

zipcodes.pro. “Ismay, MT ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mt/ismay

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