71999
ZIP 71999 is in Arkadelphia, Arkansas, in Clark County; area code 870; Central time. Arkadelphia has 3 ZIP codes; the others are 71923 and 71998.
- Type
- Standard
- Time zone
- America/Chicago
- County
- Clark
- Metro area
- Arkadelphia, AR
- Population
- 450
- Coordinates
- 34.1273, -93.0593
Weather right now
Asking the National Weather Service…
Where 71999 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 71999 into a pocket calculator and turn it upside down: GGGIL — not quite a word, sorry.
- ➕ 71999 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 35, a total 212 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10001100100111111 - 🏠 Its numerical neighbours: 71998 (Arkadelphia, AR, 0 mi away) and 72001 (Adona, AR, 65 mi away).
- 🔄 Backwards, 71999 becomes 99917, which is not a ZIP code at all.
- 👥 4 other ZIP codes are made of exactly the same digits (19979, 91979, 99179, 99791). The farthest-flung twin is 99791 in Atqasuk, AK, 3,423 miles away.
- 🧭 Farther south than 78% of all ZIP codes, and farther west than 63%.
- 🎯498 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 71999 and you would come out at 34.13°S, 86.94°E — 1,354 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 52m.
- 📏 At 0.068 square miles of land, 71999 is bigger than 1% of ZIP codes — about 33 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 450This ZIP450 |
|---|---|
| Households | 0 |
| Housing units | 0 |
| Median age | 20.4This ZIP20.4Arkansas38.5US 38.9 |
| Bachelor's degree or higher | 0.0% |
| Mean commute | 14.8 minThis ZIP14.8 min |
| Population density | 6,617.6 / sq miThis ZIP6,617.6 / sq mi |
Business and tax activity
| Business establishments | 10This ZIP10 |
|---|---|
| Employees | 227This ZIP227 |
| Annual payroll | $5,869,000This ZIP$5,869,000 |
Land area
| Land area | 0.07 sq miThis ZIP0.07 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 71999
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 71999
| ZIP | City | Distance |
|---|---|---|
71998 | Arkadelphia, AR | 0.4 mi |
71923 | Arkadelphia, AR | 2.7 mi |
71942 | Friendship, AR | 7.5 mi |
71728 | Curtis, AR | 8.6 mi |
71941 | Donaldson, AR | 10.3 mi |
71929 | Bismarck, AR | 13.5 mi |
71743 | Gurdon, AR | 16.6 mi |
71962 | Okolona, AR | 18.1 mi |
71721 | Beirne, AR | 18.4 mi |
71920 | Alpine, AR | 19.6 mi |
Find every ZIP code within 10 miles of 71999 →
Questions about this ZIP code
Where is ZIP code 71999?
71999 is in Arkadelphia, Arkansas, in Clark County, part of the Arkadelphia, AR micropolitan area. Its published point location is 34.1273, -93.0593.
What county is 71999 in?
71999 lies in Clark County.
What area code is 71999?
Arkadelphia uses area code 870, from NANPA's telephone records.
What time zone is 71999 in?
71999 uses America/Chicago.
How many people live in 71999?
About 450 people live in ZIP code 71999, at 6,617.6 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 71999?
The closest are 71998 (0.4 mi), 71923 (2.7 mi), 71942 (7.5 mi), 71728 (8.6 mi) and 71941 (10.3 mi).
Is 71999 a PO Box ZIP code?
71999 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “71999 ZIP Code — Arkadelphia, Arkansas (Clark County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/71999
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/71999.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.