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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/99005

99005

ZIP 99005 is Colbert, Washington, in Spokane County; area code 509; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Spokane
Population
10,815
Coordinates
47.8440, -117.3634
☼ Live from 99005 — Colbert, WA

Weather right now

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NEXRAD radar
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Local time: —

Where 99005 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 99005
  • 🔢 Type 99005 into a pocket calculator and turn it upside down: SOOGG — not quite a word, sorry.
  • ➕ As a number, 99,005 = 5 × 19801. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000001010111101
  • 🏠 Its numerical neighbours: 99004 (Cheney, WA, 31 mi away) and 99006 (Deer Park, WA, 10 mi away).
  • 🔄 Backwards, 99005 becomes 50099 — and that is a real ZIP code: Boone, IA, 1,210 miles away.
  • 👥 8 other ZIP codes are made of exactly the same digits (00959, 09059, 09095, 50099, 90059, 90095, …). The farthest-flung twin is 09095 in APO AE, a military post office, 4,990 miles away.
  • 🧭 Farther north than 97% of all ZIP codes, and farther west than 90%.
  • 🎯1,084 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99005 and you would come out at 47.84°S, 62.64°E — 362 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 16h 01m of daylight. Shortest: 8h 23m.
  • 📏 At 39.6 square miles of land, 99005 is bigger than 53% of ZIP codes — room for about 30 Central Parks.
🌙 The sky over 99005 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population10,815This ZIP10,815
Households3,600This ZIP3,600
Housing units3,673This ZIP3,673
Median age39.6This ZIP39.6Washington38.3US 38.9
Median household income$125,530This ZIP$125,530Washington$98,141US $80,734
Median home value$561,100This ZIP$561,100Washington$564,600US $332,700
Median gross rent$1,313This ZIP$1,313Washington$1,760US $1,413
Bachelor's degree or higher32.4%This ZIP32.4%
Mean commute28.0 minThis ZIP28.0 min
Population density273.2 / sq miThis ZIP273.2 / sq mi

Business and tax activity

Business establishments165This ZIP165
Employees748This ZIP748
Annual payroll$31,303,000This ZIP$31,303,000
Tax returns filed4,940This ZIP4,940
Total adjusted gross income$662,606,000This ZIP$662,606,000

Land area

Land area39.59 sq miThis ZIP39.59 sq mi
Water area0.00 sq mi

Other place names in 99005

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

ZIP codes near 99005

ZIPCityDistance
99208 Spokane, WA 5.8 mi
99218 Spokane, WA 6.3 mi
99003 Chattaroy, WA 6.5 mi
99251 Spokane, WA 6.7 mi
99021 Mead, WA 8.2 mi
99217 Spokane, WA 8.6 mi
99006 Deer Park, WA 9.9 mi
99207 Spokane, WA 10.8 mi
99205 Spokane, WA 10.9 mi
99258 Spokane, WA 12.4 mi

Find every ZIP code within 10 miles of 99005 →

Questions about this ZIP code

Where is ZIP code 99005?

99005 is in Colbert, Washington, in Spokane County, part of the Spokane-Spokane Valley, WA metropolitan area. Its published point location is 47.8440, -117.3634.

What county is 99005 in?

99005 lies in Spokane County.

What area code is 99005?

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

What time zone is 99005 in?

99005 uses America/Los_Angeles.

How many people live in 99005?

About 10,815 people live in ZIP code 99005, in 3,600 households, at 273.2 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 99005?

$125,530 a year, against $98,141 across Washington.

What ZIP codes are near 99005?

The closest are 99208 (5.8 mi), 99218 (6.3 mi), 99003 (6.5 mi), 99251 (6.7 mi) and 99021 (8.2 mi).

Is 99005 a PO Box ZIP code?

99005 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99005 ZIP Code — Colbert, Washington (Spokane County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99005

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