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/18025

18025

ZIP 18025 is in Bethlehem, Pennsylvania, in Lehigh County; area codes 610, 484 and 835; Eastern time. Bethlehem has 6 ZIP codes; the others are 18015, 18016, 18017, 18018 and 18020.

Type
No street area
Time zone
America/New_York
County
Lehigh
Coordinates
40.6259, -75.3705

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 18018, whose figures describe that area — not this ZIP code.

☼ Live from 18025 — Bethlehem, PA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 18025 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 18025
  • 🔢 Type 18025 into a pocket calculator and turn it upside down: SZOBI — not quite a word, sorry.
  • ➕ As a number, 18,025 = 5 × 5 × 7 × 103. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100011001101001
  • 🏠 Its numerical neighbours: 18020 (Bethlehem, PA, 4 mi away) and 18030 (Bowmanstown, PA, 20 mi away).
  • 🔄 Backwards, 18025 becomes 52081, which is not a ZIP code at all.
  • 👥 65 other ZIP codes are made of exactly the same digits (01258, 01825, 01852, 02185, 02815, 05821, …). The farthest-flung twin is 85012 in Phoenix, AZ, 2,066 miles away.
  • 🧭 Farther north than 62% of all ZIP codes, and farther east than 87%.
  • 🎯1,222 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 18025 and you would come out at 40.63°S, 104.63°E — 865 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 05m of daylight. Shortest: 9h 16m.
🌙 The sky over 18025 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Land area

ZIP codes near 18025

ZIPCityDistance
18018 Bethlehem, PA 1.3 mi
18017 Bethlehem, PA 2.5 mi
18015 Bethlehem, PA 2.7 mi
18109 Allentown, PA 3.8 mi
18020 Bethlehem, PA 3.9 mi
18002 Lehigh Valley, PA 4.0 mi
18055 Hellertown, PA 4.2 mi
18101 Allentown, PA 5.4 mi
18032 Catasauqua, PA 5.5 mi
18102 Allentown, PA 5.7 mi

Find every ZIP code within 10 miles of 18025 →

Questions about this ZIP code

Where is ZIP code 18025?

18025 is in Bethlehem, Pennsylvania, in Lehigh County, part of the Allentown-Bethlehem-Easton, PA-NJ metropolitan area. Its published point location is 40.6259, -75.3705.

What county is 18025 in?

18025 lies in Lehigh County.

What area code is 18025?

Bethlehem uses area codes 610, 484 and 835, from NANPA's telephone records.

What time zone is 18025 in?

18025 uses America/New_York.

What ZIP codes are near 18025?

The closest are 18018 (1.3 mi), 18017 (2.5 mi), 18015 (2.7 mi), 18109 (3.8 mi) and 18020 (3.9 mi).

Is 18025 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

Download or cite

Cite this page

zipcodes.pro. “18025 ZIP Code — Bethlehem, Pennsylvania (Lehigh County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/18025

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/18025.json

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