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/18503

18503

ZIP 18503 is in Scranton, Pennsylvania, in Lackawanna County; area codes 570 and 272; Eastern time. Scranton has 13 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Lackawanna
Population
1,629
Coordinates
41.4101, -75.6677
☼ Live from 18503 — Scranton, PA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 18503 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 18503
  • 🔢 Type 18503 into a pocket calculator and turn it upside down: EOSBI — not quite a word, sorry.
  • ➕ 18503 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100100001000111
  • 🏠 Its numerical neighbours: 18502 (Scranton, PA, 0 mi away) and 18504 (Scranton, PA, 2 mi away).
  • 🔄 Backwards, 18503 becomes 30581 — and that is a real ZIP code: Wiley, GA, 621 miles away.
  • 👥 55 other ZIP codes are made of exactly the same digits (01538, 01583, 01835, 01853, 03581, 03815, …). The farthest-flung twin is 83501 in Lewiston, ID, 2,060 miles away.
  • 🧭 Farther north than 70% of all ZIP codes, and farther east than 86%.
  • 🎯1,203 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 18503 and you would come out at 41.41°S, 104.33°E — 912 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 10m of daylight. Shortest: 9h 11m.
  • 📏 At 0.474 square miles of land, 18503 is bigger than 5% of ZIP codes — about 229 football fields.
🌙 The sky over 18503 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,629This ZIP1,629
Households861This ZIP861
Housing units1,175This ZIP1,175
Median age30.3This ZIP30.3Pennsylvania40.9US 38.9
Median household income$36,107This ZIP$36,107Pennsylvania$77,971US $80,734
Median home value$267,200This ZIP$267,200Pennsylvania$254,500US $332,700
Median gross rent$1,184This ZIP$1,184Pennsylvania$1,209US $1,413
Bachelor's degree or higher51.2%This ZIP51.2%
Mean commute29.0 minThis ZIP29.0 min
Population density3,436.7 / sq miThis ZIP3,436.7 / sq mi

Business and tax activity

Business establishments377This ZIP377
Employees4,735This ZIP4,735
Annual payroll$280,145,000This ZIP$280,145,000
Tax returns filed560This ZIP560
Total adjusted gross income$32,035,000This ZIP$32,035,000

Land area

Land area0.47 sq miThis ZIP0.47 sq mi
Water area0.00 sq mi

Other place names in 18503

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

ZIP codes near 18503

ZIPCityDistance
18502 Scranton, PA 0.2 mi
18510 Scranton, PA 1.3 mi
18501 Scranton, PA 1.7 mi
18540 Scranton, PA 1.7 mi
18577 Scranton, PA 1.7 mi
18505 Scranton, PA 1.8 mi
18509 Scranton, PA 1.9 mi
18515 Scranton, PA 2.1 mi
18504 Scranton, PA 2.2 mi
18517 Taylor, PA 2.6 mi

Find every ZIP code within 10 miles of 18503 →

Questions about this ZIP code

Where is ZIP code 18503?

18503 is in Scranton, Pennsylvania, in Lackawanna County, part of the Scranton--Wilkes-Barre, PA metropolitan area. Its published point location is 41.4101, -75.6677.

What county is 18503 in?

18503 lies in Lackawanna County.

What area code is 18503?

Scranton uses area codes 570 and 272, from NANPA's telephone records.

What time zone is 18503 in?

18503 uses America/New_York.

How many people live in 18503?

About 1,629 people live in ZIP code 18503, in 861 households, at 3,436.7 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 18503?

$36,107 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 18503?

The closest are 18502 (0.2 mi), 18510 (1.3 mi), 18501 (1.7 mi), 18540 (1.7 mi) and 18577 (1.7 mi).

Is 18503 a PO Box ZIP code?

18503 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “18503 ZIP Code — Scranton, Pennsylvania (Lackawanna County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/18503

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/18503.json

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