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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/78238

78238

ZIP 78238 is in San Antonio, Texas, in Bexar County; area codes 210 and 726; Central time. San Antonio has 83 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
Bexar
Population
26,032
Coordinates
29.4718, -98.6177
☼ Live from 78238 — San Antonio, TX

Weather right now

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Local time: —

Where 78238 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 78238
  • 🔢 Type 78238 into a pocket calculator and turn it upside down: BEZBL — not quite a word, sorry.
  • ➕ As a number, 78,238 = 2 × 39119. Its digits add up to 28, a total 1,520 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011000110011110
  • 🏠 Its numerical neighbours: 78237 (San Antonio, TX, 5 mi away) and 78239 (San Antonio, TX, 16 mi away).
  • 🔄 Backwards, 78238 becomes 83287 — and that is a real ZIP code: Fish Haven, ID, 1,124 miles away.
  • 👥 26 other ZIP codes are made of exactly the same digits (23878, 23887, 27883, 28378, 28387, 28738, …). The farthest-flung twin is 83872 in Viola, ID, 1,553 miles away.
  • 🧭 Farther south than 94% of all ZIP codes, and farther west than 78%.
  • 🎯716 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 78238 and you would come out at 29.47°S, 81.38°E — 1,493 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 02m of daylight. Shortest: 10h 15m.
  • 📏 At 10.2 square miles of land, 78238 is bigger than 27% of ZIP codes — room for about 7.7 Central Parks.
🌙 The sky over 78238 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population26,032This ZIP26,032
Households10,384This ZIP10,384
Housing units11,686This ZIP11,686
Median age34.1This ZIP34.1Texas35.6US 38.9
Median household income$57,769This ZIP$57,769Texas$78,476US $80,734
Median home value$209,700This ZIP$209,700Texas$283,800US $332,700
Median gross rent$1,232This ZIP$1,232Texas$1,403US $1,413
Bachelor's degree or higher21.6%This ZIP21.6%
Mean commute24.9 minThis ZIP24.9 min
Population density2,563.0 / sq miThis ZIP2,563.0 / sq mi

Business and tax activity

Business establishments1,015This ZIP1,015
Employees22,529This ZIP22,529
Annual payroll$1,284,509,000This ZIP$1,284,509,000
Tax returns filed11,610This ZIP11,610
Total adjusted gross income$526,139,000This ZIP$526,139,000

Land area

Land area10.16 sq miThis ZIP10.16 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 78238

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

ZIP codes near 78238

ZIPCityDistance
78228 San Antonio, TX 2.9 mi
78229 San Antonio, TX 3.4 mi
78250 San Antonio, TX 3.6 mi
78251 San Antonio, TX 3.6 mi
78240 San Antonio, TX 3.8 mi
78237 San Antonio, TX 4.7 mi
78201 San Antonio, TX 5.3 mi
78227 San Antonio, TX 5.8 mi
78236 Jbsa Lackland, TX 5.9 mi
78230 San Antonio, TX 6.3 mi

Find every ZIP code within 10 miles of 78238 →

Questions about this ZIP code

Where is ZIP code 78238?

78238 is in San Antonio, Texas, in Bexar County, part of the San Antonio-New Braunfels, TX metropolitan area. Its published point location is 29.4718, -98.6177.

What county is 78238 in?

78238 lies in Bexar County.

What area code is 78238?

San Antonio uses area codes 210 and 726, from NANPA's telephone records.

What time zone is 78238 in?

78238 uses America/Chicago.

How many people live in 78238?

About 26,032 people live in ZIP code 78238, in 10,384 households, at 2,563.0 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 78238?

$57,769 a year, against $78,476 across Texas.

What ZIP codes are near 78238?

The closest are 78228 (2.9 mi), 78229 (3.4 mi), 78250 (3.6 mi), 78251 (3.6 mi) and 78240 (3.8 mi).

Is 78238 a PO Box ZIP code?

78238 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “78238 ZIP Code — San Antonio, Texas (Bexar County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78238

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