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Where 79539 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 79539 into a pocket calculator and turn it upside down: GESGL — not quite a word, sorry.
- ➕ As a number, 79,539 = 3 × 26513. Its digits add up to 33, a total 456 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011011010110011 - 🏠 Its numerical neighbours: 79538 (Novice, TX, 96 mi away) and 79540 (Old Glory, TX, 18 mi away).
- 🔄 Backwards, 79539 becomes 93597, which is not a ZIP code at all.
- 👥 18 other ZIP codes are made of exactly the same digits (35979, 37995, 39759, 57399, 59739, 59937, …). The farthest-flung twin is 99753 in Koyuk, AK, 3,320 miles away.
- 🧭 Farther south than 83% of all ZIP codes, and farther west than 79%.
- 🎯453 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 79539 and you would come out at 33.36°S, 80.11°E — 1,216 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 22m of daylight. Shortest: 9h 56m.
- 📏 At 47.5 square miles of land, 79539 is bigger than 58% of ZIP codes — room for about 36 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 220This ZIP220 |
|---|---|
| Households | 63This ZIP63 |
| Housing units | 91This ZIP91 |
| Median age | 35.1This ZIP35.1Texas35.6US 38.9 |
| Median household income | $46,250This ZIP$46,250Texas$78,476US $80,734 |
| Median gross rent | $1,125This ZIP$1,125Texas$1,403US $1,413 |
| Bachelor's degree or higher | 16.4%This ZIP16.4% |
| Mean commute | 16.1 minThis ZIP16.1 min |
| Population density | 4.6 / sq miThis ZIP4.6 / sq mi |
Land area
| Land area | 47.50 sq miThis ZIP47.50 sq mi |
|---|---|
| Water area | 0.00 sq miThis ZIP0.00 sq mi |
Other place names in 79539
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 79539
| ZIP | City | Distance |
|---|---|---|
79544 | Rochester, TX | 4.9 mi |
79529 | Knox City, TX | 6.2 mi |
79547 | Rule, TX | 11.2 mi |
79505 | Benjamin, TX | 14.0 mi |
76388 | Weinert, TX | 14.5 mi |
76371 | Munday, TX | 16.0 mi |
79540 | Old Glory, TX | 17.9 mi |
79548 | Rule, TX | 20.0 mi |
79521 | Haskell, TX | 22.3 mi |
76363 | Goree, TX | 23.6 mi |
Find every ZIP code within 10 miles of 79539 →
Questions about this ZIP code
Where is ZIP code 79539?
79539 is in O Brien, Texas, in Haskell County. Its published point location is 33.3600, -99.8893.
What county is 79539 in?
79539 lies in Haskell County.
What area code is 79539?
O Brien uses area code 940, from NANPA's telephone records.
What time zone is 79539 in?
79539 uses America/Chicago.
How many people live in 79539?
About 220 people live in ZIP code 79539, in 63 households, at 4.6 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 79539?
$46,250 a year, against $78,476 across Texas.
What ZIP codes are near 79539?
The closest are 79544 (4.9 mi), 79529 (6.2 mi), 79547 (11.2 mi), 79505 (14 mi) and 76388 (14.5 mi).
Is 79539 a PO Box ZIP code?
79539 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “79539 ZIP Code — O Brien, Texas (Haskell County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/79539
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/79539.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.