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/19333

19333

ZIP 19333 is Devon, Pennsylvania, in Chester County; Eastern time.

Type
Standard
Time zone
America/New_York
County
Chester
Population
7,471
Coordinates
40.0419, -75.4236
☼ Live from 19333 — Devon, PA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 19333 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 19333
  • 🔢 Type 19333 into a pocket calculator and turn it upside down: EEEGI — not quite a word, sorry.
  • ➕ 19333 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100101110000101
  • 🏠 Its numerical neighbours: 19331 (Concordville, PA, 12 mi away) and 19335 (Downingtown, PA, 16 mi away).
  • 🔄 Backwards, 19333 becomes 33391, which is not a ZIP code at all.
  • 👥 8 other ZIP codes are made of exactly the same digits (13339, 33139, 33193, 33319, 33913, 33931, …). The farthest-flung twin is 93313 in Bakersfield, CA, 2,387 miles away.
  • 🧭 Farther north than 57% of all ZIP codes, and farther east than 86%.
  • 🎯1,223 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 19333 and you would come out at 40.04°S, 104.58°E — 842 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 01m of daylight. Shortest: 9h 19m.
  • 📏 At 3.7 square miles of land, 19333 is bigger than 16% of ZIP codes — room for about 2.8 Central Parks.
🌙 The sky over 19333 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population7,471This ZIP7,471
Households2,953This ZIP2,953
Housing units2,953This ZIP2,953
Median age41.2This ZIP41.2Pennsylvania40.9US 38.9
Median household income$173,107This ZIP$173,107Pennsylvania$77,971US $80,734
Median home value$760,700This ZIP$760,700Pennsylvania$254,500US $332,700
Median gross rent$1,957This ZIP$1,957Pennsylvania$1,209US $1,413
Bachelor's degree or higher82.1%This ZIP82.1%
Mean commute24.1 minThis ZIP24.1 min
Population density2,021.9 / sq miThis ZIP2,021.9 / sq mi

Business and tax activity

Business establishments213This ZIP213
Employees3,246This ZIP3,246
Annual payroll$214,863,000This ZIP$214,863,000
Tax returns filed3,680This ZIP3,680
Total adjusted gross income$969,248,000This ZIP$969,248,000

Land area

Land area3.70 sq miThis ZIP3.70 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 19333

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

ZIP codes near 19333

ZIPCityDistance
19312 Berwyn, PA 1.6 mi
19087 Wayne, PA 1.9 mi
19080 Wayne, PA 1.9 mi
19089 Wayne, PA 1.9 mi
19301 Paoli, PA 3.0 mi
19482 Valley Forge, PA 3.1 mi
19481 Valley Forge, PA 3.8 mi
19085 Villanova, PA 3.9 mi
19073 Newtown Square, PA 4.1 mi
19406 King Of Prussia, PA 4.2 mi

Find every ZIP code within 10 miles of 19333 →

Questions about this ZIP code

Where is ZIP code 19333?

19333 is in Devon, Pennsylvania, in Chester County, part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metropolitan area. Its published point location is 40.0419, -75.4236.

What county is 19333 in?

19333 lies in Chester County.

What time zone is 19333 in?

19333 uses America/New_York.

How many people live in 19333?

About 7,471 people live in ZIP code 19333, in 2,953 households, at 2,021.9 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 19333?

$173,107 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 19333?

The closest are 19312 (1.6 mi), 19087 (1.9 mi), 19080 (1.9 mi), 19089 (1.9 mi) and 19301 (3 mi).

Is 19333 a PO Box ZIP code?

19333 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “19333 ZIP Code — Devon, Pennsylvania (Chester County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/19333

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/19333.json

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