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/30112

30112

ZIP 30112 is in Carrollton, Georgia, in Carroll County; area codes 770, 678, 470 and 943; Eastern time. Carrollton has 5 ZIP codes; the others are 30116, 30117, 30118 and 30119.

Type
No street area
Time zone
America/New_York
County
Carroll
Coordinates
33.5809, -85.0792

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 30117, whose figures describe that area — not this ZIP code.

☼ Live from 30112 — Carrollton, GA

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Local time: —

Where 30112 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 30112
  • 🔢 Type 30112 into a pocket calculator and turn it upside down: ZIIOE — not quite a word, sorry.
  • ➕ As a number, 30,112 = 2 × 2 × 2 × 2 × 2 × 941. Its digits add up to 7, a total 150 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111010110100000
  • 🏠 Its numerical neighbours: 30111 (Clarkdale, GA, 30 mi away) and 30113 (Buchanan, GA, 20 mi away).
  • 🔄 Backwards, 30112 becomes 21103, which is not a ZIP code at all.
  • 👥 31 other ZIP codes are made of exactly the same digits (02113, 02131, 10123, 10132, 10213, 10312, …). The farthest-flung twin is 02113 in Boston, MA, 973 miles away.
  • 🧭 Farther south than 82% of all ZIP codes, and farther east than 56%.
  • 🎯862 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 30112 and you would come out at 33.58°S, 94.92°E — 1,220 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 23m of daylight. Shortest: 9h 55m.
🌙 The sky over 30112 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments20This ZIP20
Employees163This ZIP163
Annual payroll$6,440,000This ZIP$6,440,000

Land area

ZIP codes near 30112

ZIPCityDistance
30118 Carrollton, GA 1.3 mi
30119 Carrollton, GA 2.6 mi
30117 Carrollton, GA 3.1 mi
30116 Carrollton, GA 5.6 mi
30109 Bowdon Junction, GA 6.0 mi
30150 Mount Zion, GA 7.3 mi
30185 Whitesburg, GA 10.2 mi
30182 Waco, GA 11.0 mi
30108 Bowdon, GA 11.1 mi
30170 Roopville, GA 11.4 mi

Find every ZIP code within 10 miles of 30112 →

Questions about this ZIP code

Where is ZIP code 30112?

30112 is in Carrollton, Georgia, in Carroll County, part of the Atlanta-Sandy Springs-Roswell, GA metropolitan area. Its published point location is 33.5809, -85.0792.

What county is 30112 in?

30112 lies in Carroll County.

What area code is 30112?

Carrollton uses area codes 770, 678, 470 and 943, from NANPA's telephone records.

What time zone is 30112 in?

30112 uses America/New_York.

What ZIP codes are near 30112?

The closest are 30118 (1.3 mi), 30119 (2.6 mi), 30117 (3.1 mi), 30116 (5.6 mi) and 30109 (6 mi).

Is 30112 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.

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Cite this page

zipcodes.pro. “30112 ZIP Code — Carrollton, Georgia (Carroll County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/30112

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/30112.json

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