71820
ZIP 71820 is Alleene, Arkansas, in Little River County; area code 870; Central time.
- Type
- Standard
- Time zone
- America/Chicago
- County
- Little River
- Metro area
- Texarkana, TX-AR
- Population
- 149
- Coordinates
- 33.7857, -94.2420
Weather right now
Asking the National Weather Service…
Where 71820 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 71820 into a pocket calculator and turn it upside down: OZBIL — not quite a word, sorry.
- ➕ As a number, 71,820 = 2 × 2 × 3 × 3 × 3 × 5 × 7 × 19. Its digits add up to 18, a total 2,332 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10001100010001100 - 🏠 Its numerical neighbours: 71802 (Hope, AR, 38 mi away) and 71822 (Ashdown, AR, 10 mi away).
- 🔄 Backwards, 71820 becomes 02817 — and that is a real ZIP code: West Greenwich, RI, 1,343 miles away.
- 👥 67 other ZIP codes are made of exactly the same digits (01827, 02187, 02718, 02817, 02871, 07821, …). The farthest-flung twin is 02187 in Milton Village, MA, 1,385 miles away.
- 🧭 Farther south than 81% of all ZIP codes, and farther west than 66%.
- 🎯481 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 71820 and you would come out at 33.79°S, 85.76°E — 1,337 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 24m of daylight. Shortest: 9h 54m.
- 📏 At 11.6 square miles of land, 71820 is bigger than 29% of ZIP codes — room for about 8.8 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 149This ZIP149 |
|---|---|
| Households | 52This ZIP52 |
| Housing units | 62This ZIP62 |
| Median age | 46.6This ZIP46.6Arkansas38.5US 38.9 |
| Median home value | $184,900This ZIP$184,900Arkansas$188,000US $332,700 |
| Bachelor's degree or higher | 6.5%This ZIP6.5% |
| Population density | 12.9 / sq miThis ZIP12.9 / sq mi |
Land area
| Land area | 11.59 sq miThis ZIP11.59 sq mi |
|---|---|
| Water area | 0.18 sq miThis ZIP0.18 sq mi |
Other place names in 71820
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 71820
| ZIP | City | Distance |
|---|---|---|
71865 | Wilton, AR | 6.3 mi |
71823 | Ben Lomond, AR | 7.4 mi |
71842 | Horatio, AR | 8.0 mi |
71822 | Ashdown, AR | 9.6 mi |
71866 | Winthrop, AR | 9.8 mi |
71836 | Foreman, AR | 10.1 mi |
71846 | Lockesburg, AR | 11.7 mi |
71851 | Mineral Springs, AR | 17.9 mi |
75561 | Hooks, TX | 18.7 mi |
71859 | Saratoga, AR | 18.8 mi |
Find every ZIP code within 10 miles of 71820 →
Questions about this ZIP code
Where is ZIP code 71820?
71820 is in Alleene, Arkansas, in Little River County, part of the Texarkana, TX-AR metropolitan area. Its published point location is 33.7857, -94.2420.
What county is 71820 in?
71820 lies in Little River County.
What area code is 71820?
Alleene uses area code 870, from NANPA's telephone records.
What time zone is 71820 in?
71820 uses America/Chicago.
How many people live in 71820?
About 149 people live in ZIP code 71820, in 52 households, at 12.9 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 71820?
The closest are 71865 (6.3 mi), 71823 (7.4 mi), 71842 (8 mi), 71822 (9.6 mi) and 71866 (9.8 mi).
Is 71820 a PO Box ZIP code?
71820 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “71820 ZIP Code — Alleene, Arkansas (Little River County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/71820
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/71820.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.