Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/78011

78011

ZIP 78011 is Charlotte, Texas, in Atascosa County; area code 830; Central time.

Type
Standard
Time zone
America/Chicago
County
Atascosa
Population
1,757
Coordinates
28.8131, -98.7261
☼ Live from 78011 — Charlotte, TX

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 78011 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 78011
  • 🔢 Type 78011 into a pocket calculator and turn it upside down: IIOBL — not quite a word, sorry.
  • ➕ As a number, 78,011 = 181 × 431. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011000010111011
  • 🏠 Its numerical neighbours: 78010 (Center Point, TX, 78 mi away) and 78012 (Christine, TX, 17 mi away).
  • 🔄 Backwards, 78011 becomes 11087, which is not a ZIP code at all.
  • 👥 24 other ZIP codes are made of exactly the same digits (01718, 10178, 11780, 17018, 17081, 17108, …). The farthest-flung twin is 01718 in Acton, MA, 1,789 miles away.
  • 🧭 Farther south than 95% of all ZIP codes, and farther west than 78%.
  • 🎯761 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 78011 and you would come out at 28.81°S, 81.27°E — 1,525 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 59m of daylight. Shortest: 10h 18m.
  • 📏 At 182.1 square miles of land, 78011 is bigger than 89% of ZIP codes — room for about 138 Central Parks.
🌙 The sky over 78011 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,757This ZIP1,757
Households614This ZIP614
Housing units719This ZIP719
Median age37.9This ZIP37.9Texas35.6US 38.9
Median household income$29,664This ZIP$29,664Texas$78,476US $80,734
Median home value$118,300This ZIP$118,300Texas$283,800US $332,700
Bachelor's degree or higher14.6%This ZIP14.6%
Mean commute25.2 minThis ZIP25.2 min
Population density9.6 / sq miThis ZIP9.6 / sq mi

Business and tax activity

Business establishments26This ZIP26
Employees232This ZIP232
Annual payroll$15,119,000This ZIP$15,119,000
Tax returns filed900This ZIP900
Total adjusted gross income$60,178,000This ZIP$60,178,000

Land area

Land area182.10 sq miThis ZIP182.10 sq mi
Water area0.13 sq miThis ZIP0.13 sq mi

Other place names in 78011

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 78011

ZIPCityDistance
78005 Bigfoot, TX 10.7 mi
78026 Jourdanton, TX 11.1 mi
78012 Christine, TX 16.8 mi
78065 Poteet, TX 19.1 mi
78064 Pleasanton, TX 19.6 mi
78050 Leming, TX 23.4 mi
78057 Moore, TX 23.7 mi
78061 Pearsall, TX 25.0 mi
78069 Somerset, TX 26.1 mi
78021 Fowlerton, TX 26.7 mi

Find every ZIP code within 10 miles of 78011 →

Questions about this ZIP code

Where is ZIP code 78011?

78011 is in Charlotte, Texas, in Atascosa County, part of the San Antonio-New Braunfels, TX metropolitan area. Its published point location is 28.8131, -98.7261.

What county is 78011 in?

78011 lies in Atascosa County.

What area code is 78011?

Charlotte uses area code 830, from NANPA's telephone records.

What time zone is 78011 in?

78011 uses America/Chicago.

How many people live in 78011?

About 1,757 people live in ZIP code 78011, in 614 households, at 9.6 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 78011?

$29,664 a year, against $78,476 across Texas.

What ZIP codes are near 78011?

The closest are 78005 (10.7 mi), 78026 (11.1 mi), 78012 (16.8 mi), 78065 (19.1 mi) and 78064 (19.6 mi).

Is 78011 a PO Box ZIP code?

78011 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “78011 ZIP Code — Charlotte, Texas (Atascosa County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78011

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/78011.json

Underlying data is public domain or openly licensed — sources, vintages and licences.