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zipcodes.pro — ZIP/21872

21872

ZIP 21872 is Whaleyville, Maryland, in Worcester County; area codes 410, 443 and 667; Eastern time.

Type
Standard
Time zone
America/New_York
County
Worcester
Metro area
Ocean Pines, MD
Population
661
Coordinates
38.4151, -75.2993
☼ Live from 21872 — Whaleyville, MD

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Where 21872 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 21872
  • 🔢 Type 21872 into a pocket calculator and turn it upside down: ZLBIZ — not quite a word, sorry.
  • ➕ As a number, 21,872 = 2 × 2 × 2 × 2 × 1367. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 101010101110000
  • 🏠 Its numerical neighbours: 21871 (Westover, MD, 32 mi away) and 21874 (Willards, MD, 3 mi away).
  • 🔄 Backwards, 21872 becomes 27812 — and that is a real ZIP code: Bethel, NC, 214 miles away.
  • 👥 30 other ZIP codes are made of exactly the same digits (12827, 12872, 17228, 17822, 21278, 21287, …). The farthest-flung twin is 87122 in Albuquerque, NM, 1,732 miles away.
  • 🧭 Farther south than 55% of all ZIP codes, and farther east than 87%.
  • 🎯1,248 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 21872 and you would come out at 38.42°S, 104.70°E — 771 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 51m of daylight. Shortest: 9h 29m.
  • 📏 At 16.4 square miles of land, 21872 is bigger than 34% of ZIP codes — room for about 12 Central Parks.
🌙 The sky over 21872 today
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🌋 Shake report
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Source: USGS.

People and housing

Population661This ZIP661
Households270This ZIP270
Housing units286This ZIP286
Median age31.5This ZIP31.5Maryland39.4US 38.9
Median household income$117,888This ZIP$117,888Maryland$103,678US $80,734
Median home value$433,300This ZIP$433,300Maryland$419,900US $332,700
Bachelor's degree or higher47.4%This ZIP47.4%
Mean commute26.2 minThis ZIP26.2 min
Population density40.4 / sq miThis ZIP40.4 / sq mi

Business and tax activity

Business establishments14This ZIP14
Employees39This ZIP39
Annual payroll$1,780,000This ZIP$1,780,000
Tax returns filed370This ZIP370
Total adjusted gross income$22,715,000This ZIP$22,715,000

Land area

Land area16.38 sq miThis ZIP16.38 sq mi
Water area0.08 sq miThis ZIP0.08 sq mi

Other place names in 21872

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

ZIP codes near 21872

ZIPCityDistance
21874 Willards, MD 3.2 mi
21862 Showell, MD 4.9 mi
21850 Pittsville, MD 6.5 mi
21813 Bishopville, MD 6.5 mi
19945 Frankford, DE 6.9 mi
21852 Powellville, MD 7.3 mi
21811 Berlin, MD 7.7 mi
19975 Selbyville, DE 7.8 mi
21849 Parsonsburg, MD 9.2 mi
19966 Millsboro, DE 11.4 mi

Find every ZIP code within 10 miles of 21872 →

Questions about this ZIP code

Where is ZIP code 21872?

21872 is in Whaleyville, Maryland, in Worcester County, part of the Ocean Pines, MD micropolitan area. Its published point location is 38.4151, -75.2993.

What county is 21872 in?

21872 lies in Worcester County.

What area code is 21872?

Whaleyville uses area codes 410, 443 and 667, from NANPA's telephone records.

What time zone is 21872 in?

21872 uses America/New_York.

How many people live in 21872?

About 661 people live in ZIP code 21872, in 270 households, at 40.4 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 21872?

$117,888 a year, against $103,678 across Maryland.

What ZIP codes are near 21872?

The closest are 21874 (3.2 mi), 21862 (4.9 mi), 21850 (6.5 mi), 21813 (6.5 mi) and 19945 (6.9 mi).

Is 21872 a PO Box ZIP code?

21872 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “21872 ZIP Code — Whaleyville, Maryland (Worcester County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/21872

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