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/20057

20057

ZIP 20057 is in Washington, District of Columbia; area codes 202 and 771; Eastern time. Washington has 271 ZIP codes in all.

Type
Standard
Time zone
America/New_York
Population
3,229
Coordinates
38.9090, -77.0752
☼ Live from 20057 — Washington, DC

Weather right now

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NEXRAD radar
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Local time: —

Where 20057 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 20057
  • 🔢 Type 20057 into a pocket calculator and turn it upside down: LSOOZ — not quite a word, sorry.
  • ➕ As a number, 20,057 = 31 × 647. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100111001011001
  • 🏠 Its numerical neighbours: 20056 (Washington, DC, 3 mi away) and 20058 (Washington, DC, 3 mi away).
  • 🔄 Backwards, 20057 becomes 75002 — and that is a real ZIP code: Allen, TX, 1,161 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (00725, 05072, 05702, 07052, 07205, 07502, …). The farthest-flung twin is 00725 in Caguas, PR, 1,575 miles away.
  • 🧭 Farther south than 51% of all ZIP codes, and farther east than 81%.
  • 🎯1,148 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 20057 and you would come out at 38.91°S, 102.92°E — 871 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 54m of daylight. Shortest: 9h 26m.
  • 📏 At 0.156 square miles of land, 20057 is bigger than 2% of ZIP codes — about 76 football fields.
🌙 The sky over 20057 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population3,229This ZIP3,229
Households0
Housing units0
Median age19.7This ZIP19.7District of Columbia34.9US 38.9
Bachelor's degree or higher15.2%This ZIP15.2%
Mean commute12.9 minThis ZIP12.9 min
Population density20,698.7 / sq miThis ZIP20,698.7 / sq mi

Business and tax activity

Business establishments18This ZIP18
Employees10,252This ZIP10,252
Annual payroll$689,368,000This ZIP$689,368,000

Land area

Land area0.16 sq miThis ZIP0.16 sq mi
Water area0.00 sq mi

Other place names in 20057

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

ZIP codes near 20057

ZIPCityDistance
22209 Arlington, VA 1.0 mi
20007 Washington, DC 1.0 mi
20235 Washington, DC 1.1 mi
20566 Washington, DC 1.4 mi
20027 Washington, DC 1.5 mi
20437 Washington, DC 1.5 mi
20063 Washington, DC 1.6 mi
20203 Washington, DC 1.6 mi
20427 Washington, DC 1.6 mi
20586 Washington, DC 1.6 mi

Find every ZIP code within 10 miles of 20057 →

Questions about this ZIP code

Where is ZIP code 20057?

20057 is in Washington, District of Columbia, in District of Columbia, part of the Washington-Arlington-Alexandria, DC-VA-MD-WV metropolitan area. Its published point location is 38.9090, -77.0752.

What county is 20057 in?

20057 lies in District of Columbia.

What area code is 20057?

Washington uses area codes 202 and 771, from NANPA's telephone records.

What time zone is 20057 in?

20057 uses America/New_York.

How many people live in 20057?

About 3,229 people live in ZIP code 20057, at 20,698.7 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 20057?

The closest are 22209 (1 mi), 20007 (1 mi), 20235 (1.1 mi), 20566 (1.4 mi) and 20027 (1.5 mi).

Is 20057 a PO Box ZIP code?

20057 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “20057 ZIP Code — Washington, District of Columbia.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/20057

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