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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/99336

99336

ZIP 99336 is in Kennewick, Washington, in Benton County; area code 509; Pacific time. Kennewick has 3 ZIP codes; the others are 99337 and 99338.

Type
Standard
Time zone
America/Los_Angeles
County
Benton
Population
50,735
Coordinates
46.2141, -119.1757
☼ Live from 99336 — Kennewick, WA

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Local time: —

Where 99336 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 99336
  • 🔢 Type 99336 into a pocket calculator and turn it upside down: gEEGG — not quite a word, sorry.
  • ➕ As a number, 99,336 = 2 × 2 × 2 × 3 × 4139. Its digits add up to 30, a total 1,024 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000010000001000
  • 🏠 Its numerical neighbours: 99335 (Kahlotus, WA, 46 mi away) and 99337 (Kennewick, WA, 12 mi away).
  • 🔄 Backwards, 99336 becomes 63399, which is not a ZIP code at all.
  • 👥 6 other ZIP codes are made of exactly the same digits (63939, 69339, 93639, 96339, 99363, 99633). The farthest-flung twin is 96339 in APO AA, a military post office, 4,980 miles away.
  • 🧭 Farther north than 94% of all ZIP codes, and farther west than 93%.
  • 🎯1,126 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99336 and you would come out at 46.21°S, 60.82°E — 487 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 47m of daylight. Shortest: 8h 37m.
  • 📏 At 13.4 square miles of land, 99336 is bigger than 31% of ZIP codes — room for about 10 Central Parks.
🌙 The sky over 99336 today
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🌋 Shake report
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Source: USGS.

People and housing

Population50,735This ZIP50,735
Households19,385This ZIP19,385
Housing units21,002This ZIP21,002
Median age34.4This ZIP34.4Washington38.3US 38.9
Median household income$62,527This ZIP$62,527Washington$98,141US $80,734
Median home value$324,400This ZIP$324,400Washington$564,600US $332,700
Median gross rent$1,193This ZIP$1,193Washington$1,760US $1,413
Bachelor's degree or higher21.4%This ZIP21.4%
Mean commute22.2 minThis ZIP22.2 min
Population density3,787.3 / sq miThis ZIP3,787.3 / sq mi

Business and tax activity

Business establishments1,914This ZIP1,914
Employees29,262This ZIP29,262
Annual payroll$1,626,375,000This ZIP$1,626,375,000
Tax returns filed22,000This ZIP22,000
Total adjusted gross income$1,321,160,000This ZIP$1,321,160,000

Land area

Land area13.40 sq miThis ZIP13.40 sq mi
Water area1.22 sq miThis ZIP1.22 sq mi

Other place names in 99336

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

ZIP codes near 99336

ZIPCityDistance
99302 Pasco, WA 4.2 mi
99338 Kennewick, WA 5.5 mi
99352 Richland, WA 5.9 mi
99354 Richland, WA 9.9 mi
99337 Kennewick, WA 11.8 mi
99353 West Richland, WA 12.3 mi
99346 Plymouth, WA 14.1 mi
99323 Burbank, WA 14.6 mi
99301 Pasco, WA 15.6 mi
99320 Benton City, WA 17.5 mi

Find every ZIP code within 10 miles of 99336 →

Questions about this ZIP code

Where is ZIP code 99336?

99336 is in Kennewick, Washington, in Benton County, part of the Kennewick-Richland, WA metropolitan area. Its published point location is 46.2141, -119.1757.

What county is 99336 in?

99336 lies in Benton County.

What area code is 99336?

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

What time zone is 99336 in?

99336 uses America/Los_Angeles.

How many people live in 99336?

About 50,735 people live in ZIP code 99336, in 19,385 households, at 3,787.3 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 99336?

$62,527 a year, against $98,141 across Washington.

What ZIP codes are near 99336?

The closest are 99302 (4.2 mi), 99338 (5.5 mi), 99352 (5.9 mi), 99354 (9.9 mi) and 99337 (11.8 mi).

Is 99336 a PO Box ZIP code?

99336 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99336 ZIP Code — Kennewick, Washington (Benton County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99336

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