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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/30066

30066

ZIP 30066 is in Marietta, Georgia, in Cobb County; area codes 404, 770, 678, 470 and 943; Eastern time. Marietta has 14 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Cobb
Population
61,761
Coordinates
34.0324, -84.5052
☼ Live from 30066 — Marietta, GA

Weather right now

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NEXRAD radar
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Local time: —

Where 30066 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 30066
  • 🔢 Type 30066 into a pocket calculator and turn it upside down: ggOOE — not quite a word, sorry.
  • ➕ As a number, 30,066 = 2 × 3 × 5011. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111010101110010
  • 🏠 Its numerical neighbours: 30065 (Marietta, GA, 9 mi away) and 30067 (Marietta, GA, 7 mi away).
  • 🔄 Backwards, 30066 becomes 66003, which is not a ZIP code at all.
  • 👥 11 other ZIP codes are made of exactly the same digits (00636, 06063, 06360, 30606, 30660, 36006, …). The farthest-flung twin is 00636 in Rosario, PR, 1,535 miles away.
  • 🧭 Farther south than 79% of all ZIP codes, and farther east than 58%.
  • 🎯873 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 30066 and you would come out at 34.03°S, 95.49°E — 1,187 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 25m of daylight. Shortest: 9h 53m.
  • 📏 At 27.2 square miles of land, 30066 is bigger than 43% of ZIP codes — room for about 21 Central Parks.
🌙 The sky over 30066 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population61,761This ZIP61,761
Households22,852This ZIP22,852
Housing units23,698This ZIP23,698
Median age38.8This ZIP38.8Georgia37.6US 38.9
Median household income$116,074This ZIP$116,074Georgia$77,353US $80,734
Median home value$403,200This ZIP$403,200Georgia$303,300US $332,700
Median gross rent$1,837This ZIP$1,837Georgia$1,393US $1,413
Bachelor's degree or higher53.0%This ZIP53.0%
Mean commute28.4 minThis ZIP28.4 min
Population density2,274.0 / sq miThis ZIP2,274.0 / sq mi

Business and tax activity

Business establishments1,809This ZIP1,809
Employees25,861This ZIP25,861
Annual payroll$1,512,185,000This ZIP$1,512,185,000
Tax returns filed28,900This ZIP28,900
Total adjusted gross income$2,955,689,000This ZIP$2,955,689,000

Land area

Land area27.16 sq miThis ZIP27.16 sq mi
Water area0.25 sq miThis ZIP0.25 sq mi

Other place names in 30066

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

ZIP codes near 30066

ZIPCityDistance
30062 Marietta, GA 2.6 mi
30063 Marietta, GA 4.6 mi
30144 Kennesaw, GA 4.9 mi
30090 Marietta, GA 6.0 mi
30006 Marietta, GA 6.1 mi
30068 Marietta, GA 6.1 mi
31144 Kennesaw, GA 6.4 mi
30075 Roswell, GA 6.7 mi
30188 Woodstock, GA 6.9 mi
30156 Kennesaw, GA 6.9 mi

Find every ZIP code within 10 miles of 30066 →

Questions about this ZIP code

Where is ZIP code 30066?

30066 is in Marietta, Georgia, in Cobb County, part of the Atlanta-Sandy Springs-Roswell, GA metropolitan area. Its published point location is 34.0324, -84.5052.

What county is 30066 in?

30066 lies in Cobb County.

What area code is 30066?

Marietta uses area codes 404, 770, 678, 470 and 943, from NANPA's telephone records.

What time zone is 30066 in?

30066 uses America/New_York.

How many people live in 30066?

About 61,761 people live in ZIP code 30066, in 22,852 households, at 2,274.0 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 30066?

$116,074 a year, against $77,353 across Georgia.

What ZIP codes are near 30066?

The closest are 30062 (2.6 mi), 30063 (4.6 mi), 30144 (4.9 mi), 30090 (6 mi) and 30006 (6.1 mi).

Is 30066 a PO Box ZIP code?

30066 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “30066 ZIP Code — Marietta, Georgia (Cobb County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/30066

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