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/98904

98904

ZIP 98904 is in Yakima, Washington, in Yakima County; area code 509; Pacific time. Yakima has 7 ZIP codes in all.

Type
No street area
Time zone
America/Los_Angeles
County
Yakima
Metro area
Yakima, WA
Coordinates
46.5645, -120.6947

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 98908, whose figures describe that area — not this ZIP code.

☼ Live from 98904 — Yakima, WA

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Where 98904 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 98904
  • 🔢 Type 98904 into a pocket calculator and turn it upside down: hOGBG — not quite a word, sorry.
  • ➕ As a number, 98,904 = 2 × 2 × 2 × 3 × 13 × 317. Its digits add up to 30, a total 1,024 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000001001011000
  • 🏠 Its numerical neighbours: 98903 (Yakima, WA, 12 mi away) and 98907 (Yakima, WA, 7 mi away).
  • 🔄 Backwards, 98904 becomes 40989, which is not a ZIP code at all.
  • 👥 16 other ZIP codes are made of exactly the same digits (04989, 09498, 09894, 48099, 48909, 49089, …). The farthest-flung twin is 09894 in APO AE, a military post office, 7,451 miles away.
  • 🧭 Farther north than 95% of all ZIP codes, and farther west than 94%.
  • 🎯1,202 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 98904 and you would come out at 46.56°S, 59.31°E — 540 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 50m of daylight. Shortest: 8h 34m.
🌙 The sky over 98904 today
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Source: USGS.

Land area

ZIP codes near 98904

ZIPCityDistance
98908 Yakima, WA 6.7 mi
98923 Cowiche, WA 7.1 mi
98907 Yakima, WA 7.3 mi
98902 Yakima, WA 8.0 mi
98909 Yakima, WA 9.3 mi
98947 Tieton, WA 10.1 mi
98951 Wapato, WA 11.4 mi
98933 Harrah, WA 11.5 mi
98939 Parker, WA 11.5 mi
98920 Brownstown, WA 11.8 mi

Find every ZIP code within 10 miles of 98904 →

Questions about this ZIP code

Where is ZIP code 98904?

98904 is in Yakima, Washington, in Yakima County, part of the Yakima, WA metropolitan area. Its published point location is 46.5645, -120.6947.

What county is 98904 in?

98904 lies in Yakima County.

What area code is 98904?

Yakima uses area code 509, from NANPA's telephone records.

What time zone is 98904 in?

98904 uses America/Los_Angeles.

What ZIP codes are near 98904?

The closest are 98908 (6.7 mi), 98923 (7.1 mi), 98907 (7.3 mi), 98902 (8 mi) and 98909 (9.3 mi).

Is 98904 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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zipcodes.pro. “98904 ZIP Code — Yakima, Washington (Yakima County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98904

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