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Where 71639 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 71639 into a pocket calculator and turn it upside down: GEgIL — not quite a word, sorry.
- ➕ As a number, 71,639 = 71 × 1009. Its digits add up to 26, a total 2,038 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10001011111010111 - 🏠 Its numerical neighbours: 71638 (Dermott, AR, 25 mi away) and 71640 (Eudora, AR, 55 mi away).
- 🔄 Backwards, 71639 becomes 93617, which is not a ZIP code at all.
- 👥 35 other ZIP codes are made of exactly the same digits (13679, 13697, 13796, 16937, 17936, 17963, …). The farthest-flung twin is 96731 in Kahuku, HI, 4,079 miles away.
- 🧭 Farther south than 80% of all ZIP codes, and farther west than 60%.
- 🎯565 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 71639 and you would come out at 33.89°S, 88.46°E — 1,417 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 25m of daylight. Shortest: 9h 54m.
- 📏 At 184.9 square miles of land, 71639 is bigger than 90% of ZIP codes — room for about 140 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 5,077This ZIP5,077 |
|---|---|
| Households | 2,177This ZIP2,177 |
| Housing units | 2,737This ZIP2,737 |
| Median age | 41.5This ZIP41.5Arkansas38.5US 38.9 |
| Median household income | $37,173This ZIP$37,173Arkansas$60,773US $80,734 |
| Median home value | $85,700This ZIP$85,700Arkansas$188,000US $332,700 |
| Median gross rent | $711This ZIP$711Arkansas$947US $1,413 |
| Bachelor's degree or higher | 9.7%This ZIP9.7% |
| Mean commute | 20.2 minThis ZIP20.2 min |
| Population density | 27.5 / sq miThis ZIP27.5 / sq mi |
Business and tax activity
| Business establishments | 144This ZIP144 |
|---|---|
| Employees | 1,689This ZIP1,689 |
| Annual payroll | $70,659,000This ZIP$70,659,000 |
| Tax returns filed | 2,180This ZIP2,180 |
| Total adjusted gross income | $107,904,000This ZIP$107,904,000 |
Land area
| Land area | 184.92 sq miThis ZIP184.92 sq mi |
|---|---|
| Water area | 5.04 sq miThis ZIP5.04 sq mi |
Counties 71639 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Lincoln County | 53.4% |
| Desha County | 46.6% |
Other place names in 71639
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 71639
| ZIP | City | Distance |
|---|---|---|
71662 | Pickens, AR | 5.4 mi |
71677 | Winchester, AR | 9.0 mi |
71643 | Gould, AR | 9.3 mi |
71670 | Tillar, AR | 12.5 mi |
72133 | Reydell, AR | 14.8 mi |
71644 | Grady, AR | 17.9 mi |
71667 | Star City, AR | 18.0 mi |
72055 | Gillett, AR | 18.0 mi |
71666 | Rohwer, AR | 18.6 mi |
71678 | Yorktown, AR | 19.2 mi |
Find every ZIP code within 10 miles of 71639 →
Questions about this ZIP code
Where is ZIP code 71639?
71639 is in Dumas, Arkansas, in Lincoln County. Its published point location is 33.8866, -91.5366.
What county is 71639 in?
71639 spans 2 counties: Lincoln County and Desha County. Most of it falls in Lincoln 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 71639?
Dumas uses area code 870, from NANPA's telephone records.
What time zone is 71639 in?
71639 uses America/Chicago.
How many people live in 71639?
About 5,077 people live in ZIP code 71639, in 2,177 households, at 27.5 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 71639?
$37,173 a year, against $60,773 across Arkansas.
What ZIP codes are near 71639?
The closest are 71662 (5.4 mi), 71677 (9 mi), 71643 (9.3 mi), 71670 (12.5 mi) and 72133 (14.8 mi).
Is 71639 a PO Box ZIP code?
71639 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “71639 ZIP Code — Dumas, Arkansas (Lincoln County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/71639
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/71639.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.