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/28520

28520

ZIP 28520 is Cedar Island, North Carolina, in Carteret County; area code 252; Eastern time.

Type
Standard
Time zone
America/New_York
County
Carteret
Metro area
Morehead City, NC
Population
101
Coordinates
34.9960, -76.4668
☼ Live from 28520 — Cedar Island, NC

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 28520 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 28520
  • 🔢 Type 28520 into a pocket calculator and turn it upside down: OZSBZ — not quite a word, sorry.
  • ➕ As a number, 28,520 = 2 × 2 × 2 × 5 × 23 × 31. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 110111101101000
  • 🏠 Its numerical neighbours: 28519 (Bridgeton, NC, 32 mi away) and 28521 (Chinquapin, NC, 73 mi away).
  • 🔄 Backwards, 28520 becomes 02582, which is not a ZIP code at all.
  • 👥 33 other ZIP codes are made of exactly the same digits (02825, 02852, 05822, 08225, 08252, 20528, …). The farthest-flung twin is 85022 in Phoenix, AZ, 2,022 miles away.
  • 🧭 Farther south than 74% of all ZIP codes, and farther east than 83%.
  • 🎯1,255 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 28520 and you would come out at 35.00°S, 103.53°E — 740 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 31m of daylight. Shortest: 9h 48m.
  • 📏 At 91.6 square miles of land, 28520 is bigger than 76% of ZIP codes — room for about 70 Central Parks.
🌙 The sky over 28520 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population101This ZIP101
Households57This ZIP57
Housing units185This ZIP185
Median age58.3This ZIP58.3North Carolina39.1US 38.9
Median household income$80,859This ZIP$80,859North Carolina$72,388US $80,734
Median home value$265,000This ZIP$265,000North Carolina$288,900US $332,700
Bachelor's degree or higher25.7%This ZIP25.7%
Mean commute63.7 minThis ZIP63.7 min
Population density1.1 / sq miThis ZIP1.1 / sq mi

Business and tax activity

Business establishments5This ZIP5
Employees11This ZIP11
Annual payroll$177,000This ZIP$177,000
Tax returns filed110This ZIP110
Total adjusted gross income$6,472,000This ZIP$6,472,000

Land area

Land area91.64 sq miThis ZIP91.64 sq mi
Water area105.34 sq miThis ZIP105.34 sq mi

ZIP codes near 28520

ZIPCityDistance
28577 Sealevel, NC 7.1 mi
28511 Atlantic, NC 9.5 mi
28581 Stacy, NC 10.6 mi
28579 Smyrna, NC 12.8 mi
28516 Beaufort, NC 13.0 mi
28556 Merritt, NC 13.5 mi
28571 Oriental, NC 13.9 mi
28589 Williston, NC 13.9 mi
28524 Davis, NC 13.9 mi
28587 Vandemere, NC 17.4 mi

Find every ZIP code within 10 miles of 28520 →

Questions about this ZIP code

Where is ZIP code 28520?

28520 is in Cedar Island, North Carolina, in Carteret County, part of the Morehead City, NC micropolitan area. Its published point location is 34.9960, -76.4668.

What county is 28520 in?

28520 lies in Carteret County.

What area code is 28520?

Cedar Island uses area code 252, from NANPA's telephone records.

What time zone is 28520 in?

28520 uses America/New_York.

How many people live in 28520?

About 101 people live in ZIP code 28520, in 57 households, at 1.1 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 28520?

$80,859 a year, against $72,388 across North Carolina.

What ZIP codes are near 28520?

The closest are 28577 (7.1 mi), 28511 (9.5 mi), 28581 (10.6 mi), 28579 (12.8 mi) and 28516 (13 mi).

Is 28520 a PO Box ZIP code?

28520 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “28520 ZIP Code — Cedar Island, North Carolina (Carteret County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/28520

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/28520.json

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