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/98239

98239

ZIP 98239 is Coupeville, Washington, in Island County; area codes 360 and 564; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Island
Metro area
Oak Harbor, WA
Population
7,656
Coordinates
48.1982, -122.6541
☼ Live from 98239 — Coupeville, WA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 98239 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 98239
  • 🔢 Type 98239 into a pocket calculator and turn it upside down: GEZBG — not quite a word, sorry.
  • ➕ As a number, 98,239 = 31 × 3169. Its digits add up to 31, a total 799 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111111110111111
  • 🏠 Its numerical neighbours: 98238 (Conway, WA, 17 mi away) and 98240 (Custer, WA, 52 mi away).
  • 🔄 Backwards, 98239 becomes 93289, which is not a ZIP code at all.
  • 👥 20 other ZIP codes are made of exactly the same digits (23899, 28399, 29839, 29938, 32899, 38929, …). The farthest-flung twin is 32899 in Orlando, FL, 2,604 miles away.
  • 🧭 Farther north than 98% of all ZIP codes, and farther west than 97%.
  • 🎯1,321 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 98239 and you would come out at 48.20°S, 57.35°E — 591 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 16h 05m of daylight. Shortest: 8h 20m.
  • 📏 At 31.0 square miles of land, 98239 is bigger than 46% of ZIP codes — room for about 24 Central Parks.
🌙 The sky over 98239 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population7,656This ZIP7,656
Households3,453This ZIP3,453
Housing units4,136This ZIP4,136
Median age61.1This ZIP61.1Washington38.3US 38.9
Median household income$92,125This ZIP$92,125Washington$98,141US $80,734
Median home value$593,700This ZIP$593,700Washington$564,600US $332,700
Median gross rent$1,287This ZIP$1,287Washington$1,760US $1,413
Bachelor's degree or higher45.5%This ZIP45.5%
Mean commute31.5 minThis ZIP31.5 min
Population density246.8 / sq miThis ZIP246.8 / sq mi

Business and tax activity

Business establishments204This ZIP204
Employees1,683This ZIP1,683
Annual payroll$106,738,000This ZIP$106,738,000
Tax returns filed3,800This ZIP3,800
Total adjusted gross income$376,012,000This ZIP$376,012,000

Land area

Land area31.03 sq miThis ZIP31.03 sq mi
Water area13.89 sq miThis ZIP13.89 sq mi

Other place names in 98239

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

ZIP codes near 98239

ZIPCityDistance
98282 Camano Island, WA 7.2 mi
98277 Oak Harbor, WA 8.6 mi
98253 Greenbank, WA 8.7 mi
98278 Oak Harbor, WA 9.9 mi
98358 Nordland, WA 10.7 mi
98339 Port Hadlock, WA 12.5 mi
98368 Port Townsend, WA 13.5 mi
98249 Freeland, WA 13.7 mi
98260 Langley, WA 14.6 mi
98257 La Conner, WA 15.8 mi

Find every ZIP code within 10 miles of 98239 →

Questions about this ZIP code

Where is ZIP code 98239?

98239 is in Coupeville, Washington, in Island County, part of the Oak Harbor, WA micropolitan area. Its published point location is 48.1982, -122.6541.

What county is 98239 in?

98239 lies in Island County.

What area code is 98239?

Coupeville uses area codes 360 and 564, from NANPA's telephone records.

What time zone is 98239 in?

98239 uses America/Los_Angeles.

How many people live in 98239?

About 7,656 people live in ZIP code 98239, in 3,453 households, at 246.8 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 98239?

$92,125 a year, against $98,141 across Washington.

What ZIP codes are near 98239?

The closest are 98282 (7.2 mi), 98277 (8.6 mi), 98253 (8.7 mi), 98278 (9.9 mi) and 98358 (10.7 mi).

Is 98239 a PO Box ZIP code?

98239 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “98239 ZIP Code — Coupeville, Washington (Island County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98239

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/98239.json

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