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/15422

15422

ZIP 15422 is Chestnut Ridge, Pennsylvania, in Fayette County; area codes 724 and 878; Eastern time.

Type
Standard
Time zone
America/New_York
County
Fayette
Metro area
Pittsburgh, PA
Population
302
Coordinates
39.9790, -79.8092
☼ Live from 15422 — Chestnut Ridge, PA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 15422 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 15422
  • 🔢 Type 15422 into a pocket calculator and turn it upside down: ZZhSI — not quite a word, sorry.
  • ➕ As a number, 15,422 = 2 × 11 × 701. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11110000111110
  • 🏠 Its numerical neighbours: 15421 (Chalk Hill, PA, 15 mi away) and 15423 (Coal Center, PA, 10 mi away).
  • 🔄 Backwards, 15422 becomes 22451 — and that is a real ZIP code: Dogue, VA, 184 miles away.
  • 👥 32 other ZIP codes are made of exactly the same digits (12245, 12452, 12524, 12542, 14225, 14522, …). The farthest-flung twin is 51242 in Lester, IA, 884 miles away.
  • 🧭 Farther north than 56% of all ZIP codes, and farther east than 75%.
  • 🎯993 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 15422 and you would come out at 39.98°S, 100.19°E — 1,035 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 01m of daylight. Shortest: 9h 20m.
  • 📏 At 0.326 square miles of land, 15422 is bigger than 4% of ZIP codes — about 158 football fields.
🌙 The sky over 15422 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population302This ZIP302
Households120This ZIP120
Housing units120This ZIP120
Median age33.9This ZIP33.9Pennsylvania40.9US 38.9
Median household income$92,727This ZIP$92,727Pennsylvania$77,971US $80,734
Median home value$84,800This ZIP$84,800Pennsylvania$254,500US $332,700
Median gross rent$1,005This ZIP$1,005Pennsylvania$1,209US $1,413
Bachelor's degree or higher10.5%This ZIP10.5%
Mean commute28.8 minThis ZIP28.8 min
Population density926.4 / sq miThis ZIP926.4 / sq mi

Land area

Land area0.33 sq miThis ZIP0.33 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

ZIP codes near 15422

ZIPCityDistance
15449 Keisterville, PA 1.6 mi
15480 Smock, PA 1.9 mi
15415 Brier Hill, PA 2.2 mi
15468 New Salem, PA 2.3 mi
15488 Waltersburg, PA 2.6 mi
15420 Cardale, PA 3.2 mi
15435 Fairbank, PA 3.2 mi
15442 Grindstone, PA 3.2 mi
15413 Allison, PA 3.3 mi
15475 Republic, PA 4.0 mi

Find every ZIP code within 10 miles of 15422 →

Questions about this ZIP code

Where is ZIP code 15422?

15422 is in Chestnut Ridge, Pennsylvania, in Fayette County, part of the Pittsburgh, PA metropolitan area. Its published point location is 39.9790, -79.8092.

What county is 15422 in?

15422 lies in Fayette County.

What area code is 15422?

Chestnut Ridge uses area codes 724 and 878, from NANPA's telephone records.

What time zone is 15422 in?

15422 uses America/New_York.

How many people live in 15422?

About 302 people live in ZIP code 15422, in 120 households, at 926.4 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 15422?

$92,727 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 15422?

The closest are 15449 (1.6 mi), 15480 (1.9 mi), 15415 (2.2 mi), 15468 (2.3 mi) and 15488 (2.6 mi).

Is 15422 a PO Box ZIP code?

15422 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “15422 ZIP Code — Chestnut Ridge, Pennsylvania (Fayette County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15422

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/15422.json

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