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/15203

15203

ZIP 15203 is in Pittsburgh, Pennsylvania, in Allegheny County; area codes 412 and 878; Eastern time. Pittsburgh has 75 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Allegheny
Metro area
Pittsburgh, PA
Population
10,370
Coordinates
40.4254, -79.9758
☼ Live from 15203 — Pittsburgh, PA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 15203 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 15203
  • 🔢 Type 15203 into a pocket calculator and turn it upside down: EOZSI — not quite a word, sorry.
  • ➕ As a number, 15,203 = 23 × 661. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11101101100011
  • 🏠 Its numerical neighbours: 15202 (Pittsburgh, PA, 8 mi away) and 15204 (Pittsburgh, PA, 5 mi away).
  • 🔄 Backwards, 15203 becomes 30251 — and that is a real ZIP code: Luthersville, GA, 563 miles away.
  • 👥 73 other ZIP codes are made of exactly the same digits (01235, 01253, 01523, 01532, 02135, 02153, …). The farthest-flung twin is 51023 in Hawarden, IA, 867 miles away.
  • 🧭 Farther north than 60% of all ZIP codes, and farther east than 74%.
  • 🎯982 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 15203 and you would come out at 40.43°S, 100.02°E — 1,057 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 04m of daylight. Shortest: 9h 17m.
  • 📏 At 1.5 square miles of land, 15203 is bigger than 10% of ZIP codes — room for about 1.1 Central Parks.
🌙 The sky over 15203 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population10,370This ZIP10,370
Households5,902This ZIP5,902
Housing units6,969This ZIP6,969
Median age30.2This ZIP30.2Pennsylvania40.9US 38.9
Median household income$67,345This ZIP$67,345Pennsylvania$77,971US $80,734
Median home value$252,100This ZIP$252,100Pennsylvania$254,500US $332,700
Median gross rent$1,529This ZIP$1,529Pennsylvania$1,209US $1,413
Bachelor's degree or higher57.2%This ZIP57.2%
Mean commute20.5 minThis ZIP20.5 min
Population density6,987.9 / sq miThis ZIP6,987.9 / sq mi

Business and tax activity

Business establishments538This ZIP538
Employees13,271This ZIP13,271
Annual payroll$1,238,569,000This ZIP$1,238,569,000
Tax returns filed5,390This ZIP5,390
Total adjusted gross income$417,035,000This ZIP$417,035,000

Land area

Land area1.48 sq miThis ZIP1.48 sq mi
Water area0.24 sq miThis ZIP0.24 sq mi

Other place names in 15203

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

ZIP codes near 15203

ZIPCityDistance
15213 Pittsburgh, PA 0.9 mi
15282 Pittsburgh, PA 1.1 mi
15219 Pittsburgh, PA 1.3 mi
15210 Pittsburgh, PA 1.4 mi
15260 Pittsburgh, PA 1.7 mi
15222 Pittsburgh, PA 1.8 mi
15289 Pittsburgh, PA 2.1 mi
15211 Pittsburgh, PA 2.1 mi
15212 Pittsburgh, PA 2.4 mi
15230 Pittsburgh, PA 2.7 mi

Find every ZIP code within 10 miles of 15203 →

Questions about this ZIP code

Where is ZIP code 15203?

15203 is in Pittsburgh, Pennsylvania, in Allegheny County, part of the Pittsburgh, PA metropolitan area. Its published point location is 40.4254, -79.9758.

What county is 15203 in?

15203 lies in Allegheny County.

What area code is 15203?

Pittsburgh uses area codes 412 and 878, from NANPA's telephone records.

What time zone is 15203 in?

15203 uses America/New_York.

How many people live in 15203?

About 10,370 people live in ZIP code 15203, in 5,902 households, at 6,987.9 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 15203?

$67,345 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 15203?

The closest are 15213 (0.9 mi), 15282 (1.1 mi), 15219 (1.3 mi), 15210 (1.4 mi) and 15260 (1.7 mi).

Is 15203 a PO Box ZIP code?

15203 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “15203 ZIP Code — Pittsburgh, Pennsylvania (Allegheny County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15203

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/15203.json

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