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/COLUMBUS

Columbus ZIP code, Montana

The ZIP code for Columbus, MT is 59019, and its area code is 406.

USPS city name
1 ZIP code
Population
2,003
Area code
406
State
Montana

Columbus in numbers

About 2,003 people live in Columbus, in 893 households. The median household income is $65,250 a year, 10% below the Montana median of $72,509 (US: $80,734). The median owner-occupied home is valued at $282,800 (25% below the Montana median), and median gross rent is $945 a month. The median age is 47.2; 24.0% of adults 25 and over hold a bachelor's degree or higher (35.2% across Montana); the average commute takes 27 minutes.

Population2,003Columbus2,003
Households893Columbus893
Median age47.2Columbus47.2Montana40.4US 38.9
Median household income$65,250Columbus$65,250Montana$72,509US $80,734
Median home value$282,800Columbus$282,800Montana$375,800US $332,700
Median gross rent$945Columbus$945Montana$1,081US $1,413
Bachelor's degree or higher24.0%Columbus24.0%Montana35.2%US 35.7%
Mean commute27.0 minColumbus27.0 minMontana19.1 minUS 26.4 min
Population density1,459 / sq miColumbus1,459 / sq mi

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

ZIP codes addressed as Columbus

ZIP codes with the USPS city name Columbus
ZIP City Type Population Median income Median home
59019 Columbus , MT Standard 4,438 $84,591 $398,100

Map of Columbus ZIP codes

59019

The ZIP codes of Columbus, 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 Columbus

The nearest larger towns are Laurel (7,215 people, 23 mi), Red Lodge (2,502 people, 31 mi) and Billings (119,434 people, 35 mi).

Towns near Columbus
TownPopulationDistance
Laurel 7,215 22.9 mi

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

Cite this page

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

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