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/98191

98191

ZIP 98191 is in Seattle, Washington, in King County; area code 206; Pacific time. Seattle has 59 ZIP codes in all.

Type
No street area
Time zone
America/Los_Angeles
County
King
Coordinates
47.6062, -122.3321

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 98164, whose figures describe that area — not this ZIP code.

☼ Live from 98191 — Seattle, WA

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Where 98191 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 98191
  • 🔢 Type 98191 into a pocket calculator and turn it upside down: IGIBG — not quite a word, sorry.
  • ➕ As a number, 98,191 = 149 × 659. Its digits add up to 28, a total 1,520 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111111110001111
  • 🏠 Its numerical neighbours: 98190 (Seattle, WA, 0 mi away) and 98194 (Seattle, WA, 0 mi away).
  • 🔄 Backwards, 98191 becomes 19189, which is not a ZIP code at all.
  • 👥 9 other ZIP codes are made of exactly the same digits (18991, 19891, 89119, 89191, 91189, 98119, …). The farthest-flung twin is 19891 in Wilmington, DE, 2,366 miles away.
  • 🧭 Farther north than 97% of all ZIP codes, and farther west than 96%.
  • 🎯1,295 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 98191 and you would come out at 47.61°S, 57.67°E — 587 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 59m of daylight. Shortest: 8h 25m.
🌙 The sky over 98191 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments9This ZIP9
Employees693This ZIP693
Annual payroll$91,394,000This ZIP$91,394,000

Land area

ZIP codes near 98191

ZIPCityDistance
98111 Seattle, WA 0.0 mi
98114 Seattle, WA 0.0 mi
98124 Seattle, WA 0.0 mi
98129 Seattle, WA 0.0 mi
98131 Seattle, WA 0.0 mi
98138 Seattle, WA 0.0 mi
98145 Seattle, WA 0.0 mi
98160 Seattle, WA 0.0 mi
98161 Seattle, WA 0.0 mi
98181 Seattle, WA 0.0 mi

Find every ZIP code within 10 miles of 98191 →

Questions about this ZIP code

Where is ZIP code 98191?

98191 is in Seattle, Washington, in King County, part of the Seattle-Tacoma-Bellevue, WA metropolitan area. Its published point location is 47.6062, -122.3321.

What county is 98191 in?

98191 lies in King County.

What area code is 98191?

Seattle uses area code 206, from NANPA's telephone records.

What time zone is 98191 in?

98191 uses America/Los_Angeles.

What ZIP codes are near 98191?

The closest are 98111 (0 mi), 98114 (0 mi), 98124 (0 mi), 98129 (0 mi) and 98131 (0 mi).

Is 98191 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “98191 ZIP Code — Seattle, Washington (King County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98191

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/98191.json

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