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/20045

20045

ZIP 20045 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
0
Coordinates
38.8967, -77.0308
☼ Live from 20045 — Washington, DC

Weather right now

Asking the National Weather Service…

NEXRAD radar
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Local time: —

Where 20045 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 20045
  • 🔢 Type 20045 into a pocket calculator and turn it upside down: ShOOZ — not quite a word, sorry.
  • ➕ As a number, 20,045 = 5 × 19 × 211. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100111001001101
  • 🏠 Its numerical neighbours: 20044 (Washington, DC, 1 mi away) and 20047 (Washington, DC, 1 mi away).
  • 🔄 Backwards, 20045 becomes 54002 — and that is a real ZIP code: Baldwin, WI, 891 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (02045, 02054, 02540, 04250, 05042, 05402, …). The farthest-flung twin is 50042 in Brayton, IA, 959 miles away.
  • 🧭 Farther south than 51% of all ZIP codes, and farther east than 81%.
  • 🎯1,150 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 20045 and you would come out at 38.90°S, 102.97°E — 869 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 54m of daylight. Shortest: 9h 26m.
  • 📏 At 0.011 square miles of land, 20045 is bigger than 0% of ZIP codes — about 5 football fields.
🌙 The sky over 20045 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population0
Households0
Housing units0
Population density0.0 / sq mi

Business and tax activity

Business establishments52This ZIP52
Employees692This ZIP692
Annual payroll$68,334,000This ZIP$68,334,000

Land area

Land area0.01 sq miThis ZIP0.01 sq mi
Water area0.00 sq mi

Other place names in 20045

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

ZIP codes near 20045

ZIPCityDistance
20220 Washington, DC 0.2 mi
20004 Washington, DC 0.3 mi
20509 Washington, DC 0.3 mi
20500 Washington, DC 0.3 mi
20073 Washington, DC 0.3 mi
20533 Washington, DC 0.3 mi
20501 Washington, DC 0.3 mi
20502 Washington, DC 0.3 mi
20068 Washington, DC 0.3 mi
20228 Washington, DC 0.3 mi

Find every ZIP code within 10 miles of 20045 →

Questions about this ZIP code

Where is ZIP code 20045?

20045 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 38.8967, -77.0308.

What county is 20045 in?

20045 lies in District of Columbia.

What area code is 20045?

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

What time zone is 20045 in?

20045 uses America/New_York.

How many people live in 20045?

About 0 people live in ZIP code 20045. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 20045?

The closest are 20220 (0.2 mi), 20004 (0.3 mi), 20509 (0.3 mi), 20500 (0.3 mi) and 20073 (0.3 mi).

Is 20045 a PO Box ZIP code?

20045 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “20045 ZIP Code — Washington, District of Columbia.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/20045

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/20045.json

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