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Where 58439 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 58439 into a pocket calculator and turn it upside down: GEhBS — not quite a word, sorry.
- ➕ 58439 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 29, a total 1,296 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110010001000111 - 🏠 Its numerical neighbours: 58438 (Fessenden, ND, 122 mi away) and 58440 (Fredonia, ND, 27 mi away).
- 🔄 Backwards, 58439 becomes 93485, which is not a ZIP code at all.
- 👥 38 other ZIP codes are made of exactly the same digits (34958, 34985, 35894, 35984, 38459, 38549, …). The farthest-flung twin is 34958 in Jensen Beach, FL, 1,646 miles away.
- 🧭 Farther north than 94% of all ZIP codes, and farther west than 78%.
- 🎯424 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 58439 and you would come out at 45.97°S, 81.17°E — 560 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 45m of daylight. Shortest: 8h 38m.
- 📏 At 186.0 square miles of land, 58439 is bigger than 90% of ZIP codes — room for about 141 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 385This ZIP385 |
|---|---|
| Households | 80This ZIP80 |
| Housing units | 95This ZIP95 |
| Median age | 55.1This ZIP55.1North Dakota35.9US 38.9 |
| Median household income | $73,611This ZIP$73,611North Dakota$76,657US $80,734 |
| Bachelor's degree or higher | 26.0%This ZIP26.0% |
| Mean commute | 13.2 minThis ZIP13.2 min |
| Population density | 2.1 / sq miThis ZIP2.1 / sq mi |
Business and tax activity
| Business establishments | 3This ZIP3 |
|---|---|
| Employees | 8This ZIP8 |
| Annual payroll | $435,000This ZIP$435,000 |
Land area
| Land area | 185.97 sq miThis ZIP185.97 sq mi |
|---|---|
| Water area | 2.58 sq miThis ZIP2.58 sq mi |
Counties 58439 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Dickey County | 62.8% |
| McPherson County | 35.1% |
| Brown County | 2.1% |
Other place names in 58439
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 58439
| ZIP | City | Distance |
|---|---|---|
58436 | Ellendale, ND | 14.2 mi |
57457 | Long Lake, SD | 16.8 mi |
57441 | Frederick, SD | 18.1 mi |
57456 | Leola, SD | 18.9 mi |
58456 | Kulm, ND | 20.5 mi |
57481 | Westport, SD | 22.3 mi |
57426 | Barnard, SD | 22.9 mi |
58413 | Ashley, ND | 24.1 mi |
58441 | Fullerton, ND | 26.4 mi |
58440 | Fredonia, ND | 26.7 mi |
Find every ZIP code within 10 miles of 58439 →
Questions about this ZIP code
Where is ZIP code 58439?
58439 is in Forbes, North Dakota, in Dickey County. Its published point location is 45.9681, -98.8308.
What county is 58439 in?
58439 spans 3 counties: Dickey County, McPherson County and Brown County. Most of it falls in Dickey County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 58439?
Forbes uses area code 701, from NANPA's telephone records.
What time zone is 58439 in?
58439 uses America/Chicago.
How many people live in 58439?
About 385 people live in ZIP code 58439, in 80 households, at 2.1 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 58439?
$73,611 a year, against $76,657 across North Dakota.
What ZIP codes are near 58439?
The closest are 58436 (14.2 mi), 57457 (16.8 mi), 57441 (18.1 mi), 57456 (18.9 mi) and 58456 (20.5 mi).
Is 58439 a PO Box ZIP code?
58439 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “58439 ZIP Code — Forbes, North Dakota (Dickey County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/58439
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/58439.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.