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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/79503

79503

ZIP 79503 is Avoca, Texas, mostly in Jones County; area code 325; Central time.

Type
Standard
Time zone
America/Chicago
County
Jones +1 more
Metro area
Abilene, TX
Population
202
Coordinates
32.8875, -99.6964
☼ Live from 79503 — Avoca, TX

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Where 79503 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.

★ Weird and wonderful facts about 79503
  • 🔢 Type 79503 into a pocket calculator and turn it upside down: EOSGL — not quite a word, sorry.
  • ➕ As a number, 79,503 = 3 × 26501. Its digits add up to 24, a total 2,425 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011011010001111
  • 🏠 Its numerical neighbours: 79502 (Aspermont, TX, 39 mi away) and 79504 (Baird, TX, 45 mi away).
  • 🔄 Backwards, 79503 becomes 30597 — and that is a real ZIP code: Dahlonega, GA, 909 miles away.
  • 👥 52 other ZIP codes are made of exactly the same digits (03579, 03597, 05739, 07395, 07935, 30597, …). The farthest-flung twin is 03579 in Errol, NH, 1,738 miles away.
  • 🧭 Farther south than 84% of all ZIP codes, and farther west than 79%.
  • 🎯484 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 79503 and you would come out at 32.89°S, 80.30°E — 1,250 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 19m of daylight. Shortest: 9h 59m.
  • 📏 At 77.6 square miles of land, 79503 is bigger than 72% of ZIP codes — room for about 59 Central Parks.
🌙 The sky over 79503 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population202This ZIP202
Households109This ZIP109
Housing units128This ZIP128
Median age42.8This ZIP42.8Texas35.6US 38.9
Median household income$98,697This ZIP$98,697Texas$78,476US $80,734
Median home value$114,000This ZIP$114,000Texas$283,800US $332,700
Bachelor's degree or higher31.8%This ZIP31.8%
Mean commute14.9 minThis ZIP14.9 min
Population density2.6 / sq miThis ZIP2.6 / sq mi

Land area

Land area77.56 sq miThis ZIP77.56 sq mi
Water area0.23 sq miThis ZIP0.23 sq mi

Counties 79503 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Jones County 87.0%
Haskell County 13.0%

ZIP codes near 79503

ZIPCityDistance
79533 Lueders, TX 9.1 mi
79553 Stamford, TX 9.7 mi
79501 Anson, TX 15.2 mi
79521 Haskell, TX 16.5 mi
79525 Hawley, TX 17.4 mi
79548 Rule, TX 17.8 mi
79601 Abilene, TX 22.0 mi
79547 Rule, TX 24.6 mi
79520 Hamlin, TX 25.1 mi
76430 Albany, TX 28.1 mi

Find every ZIP code within 10 miles of 79503 →

Questions about this ZIP code

Where is ZIP code 79503?

79503 is in Avoca, Texas, in Jones County, part of the Abilene, TX metropolitan area. Its published point location is 32.8875, -99.6964.

What county is 79503 in?

79503 spans 2 counties: Jones County and Haskell County. Most of it falls in Jones 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 79503?

Avoca uses area code 325, from NANPA's telephone records.

What time zone is 79503 in?

79503 uses America/Chicago.

How many people live in 79503?

About 202 people live in ZIP code 79503, in 109 households, at 2.6 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 79503?

$98,697 a year, against $78,476 across Texas.

What ZIP codes are near 79503?

The closest are 79533 (9.1 mi), 79553 (9.7 mi), 79501 (15.2 mi), 79521 (16.5 mi) and 79525 (17.4 mi).

Is 79503 a PO Box ZIP code?

79503 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “79503 ZIP Code — Avoca, Texas (Jones County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/79503

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