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zipcodes.pro — ZIP/99143

99143

ZIP 99143 is Lacrosse, Washington, in Whitman County; area code 509; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Whitman
Metro area
Pullman, WA
Population
585
Coordinates
46.7655, -117.8482
☼ Live from 99143 — Lacrosse, WA

Weather right now

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Local time: —

Where 99143 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 99143
  • 🔢 Type 99143 into a pocket calculator and turn it upside down: EhIGG — not quite a word, sorry.
  • ➕ As a number, 99,143 = 11 × 9013. Its digits add up to 26, a total 2,038 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000001101000111
  • 🏠 Its numerical neighbours: 99141 (Kettle Falls, WA, 136 mi away) and 99144 (Lamona, WA, 51 mi away).
  • 🔄 Backwards, 99143 becomes 34199, which is not a ZIP code at all.
  • 👥 18 other ZIP codes are made of exactly the same digits (19493, 19934, 19943, 34991, 39149, 39194, …). The farthest-flung twin is 34991 in Palm City, FL, 2,443 miles away.
  • 🧭 Farther north than 95% of all ZIP codes, and farther west than 91%.
  • 🎯1,077 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99143 and you would come out at 46.77°S, 62.15°E — 413 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 52m of daylight. Shortest: 8h 32m.
  • 📏 At 331.3 square miles of land, 99143 is bigger than 95% of ZIP codes — room for about 252 Central Parks.
🌙 The sky over 99143 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population585This ZIP585
Households276This ZIP276
Housing units317This ZIP317
Median age59.0This ZIP59.0Washington38.3US 38.9
Median household income$38,214This ZIP$38,214Washington$98,141US $80,734
Median home value$123,600This ZIP$123,600Washington$564,600US $332,700
Median gross rent$658This ZIP$658Washington$1,760US $1,413
Bachelor's degree or higher35.3%This ZIP35.3%
Mean commute24.4 minThis ZIP24.4 min
Population density1.8 / sq miThis ZIP1.8 / sq mi

Business and tax activity

Business establishments17This ZIP17
Employees43This ZIP43
Annual payroll$1,573,000This ZIP$1,573,000
Tax returns filed270This ZIP270
Total adjusted gross income$21,717,000This ZIP$21,717,000

Land area

Land area331.33 sq miThis ZIP331.33 sq mi
Water area3.50 sq miThis ZIP3.50 sq mi

Other place names in 99143

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

ZIP codes near 99143

ZIPCityDistance
99136 Hay, WA 7.9 mi
99125 Endicott, WA 14.3 mi
99333 Hooper, WA 14.6 mi
99105 Benge, WA 17.0 mi
99111 Colfax, WA 19.8 mi
99359 Starbuck, WA 22.9 mi
99371 Washtucna, WA 22.9 mi
99171 Saint John, WA 24.7 mi
99347 Pomeroy, WA 27.0 mi
99102 Albion, WA 28.3 mi

Find every ZIP code within 10 miles of 99143 →

Questions about this ZIP code

Where is ZIP code 99143?

99143 is in Lacrosse, Washington, in Whitman County, part of the Pullman, WA micropolitan area. Its published point location is 46.7655, -117.8482.

What county is 99143 in?

99143 lies in Whitman County.

What area code is 99143?

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

What time zone is 99143 in?

99143 uses America/Los_Angeles.

How many people live in 99143?

About 585 people live in ZIP code 99143, in 276 households, at 1.8 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 99143?

$38,214 a year, against $98,141 across Washington.

What ZIP codes are near 99143?

The closest are 99136 (7.9 mi), 99125 (14.3 mi), 99333 (14.6 mi), 99105 (17 mi) and 99111 (19.8 mi).

Is 99143 a PO Box ZIP code?

99143 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99143 ZIP Code — Lacrosse, Washington (Whitman County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99143

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