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Where 99347 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.
- 🔢 Type 99347 into a pocket calculator and turn it upside down: LhEGG — not quite a word, sorry.
- ➕ 99347 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 32, a total 644 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11000010000010011 - 🏠 Its numerical neighbours: 99346 (Plymouth, WA, 87 mi away) and 99348 (Prescott, WA, 41 mi away).
- 🔄 Backwards, 99347 becomes 74399, which is not a ZIP code at all.
- 👥 19 other ZIP codes are made of exactly the same digits (34979, 34997, 39479, 47993, 49739, 49793, …). The farthest-flung twin is 34997 in Stuart, FL, 2,428 miles away.
- 🧭 Farther north than 94% of all ZIP codes, and farther west than 90%.
- 🎯1,057 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 99347 and you would come out at 46.42°S, 62.43°E — 414 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 49m of daylight. Shortest: 8h 35m.
- 📏 At 769.7 square miles of land, 99347 is bigger than 98% of ZIP codes — room for about 584 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 2,512This ZIP2,512 |
|---|---|
| Households | 1,111This ZIP1,111 |
| Housing units | 1,332This ZIP1,332 |
| Median age | 47.4This ZIP47.4Washington38.3US 38.9 |
| Median household income | $64,699This ZIP$64,699Washington$98,141US $80,734 |
| Median home value | $243,400This ZIP$243,400Washington$564,600US $332,700 |
| Median gross rent | $791This ZIP$791Washington$1,760US $1,413 |
| Bachelor's degree or higher | 34.7%This ZIP34.7% |
| Mean commute | 26.7 minThis ZIP26.7 min |
| Population density | 3.3 / sq miThis ZIP3.3 / sq mi |
Business and tax activity
| Business establishments | 43This ZIP43 |
|---|---|
| Employees | 280This ZIP280 |
| Annual payroll | $14,481,000This ZIP$14,481,000 |
| Tax returns filed | 980This ZIP980 |
| Total adjusted gross income | $66,271,000This ZIP$66,271,000 |
Land area
| Land area | 769.69 sq miThis ZIP769.69 sq mi |
|---|---|
| Water area | 12.60 sq miThis ZIP12.60 sq mi |
Counties 99347 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Garfield County | 88.6% |
| Columbia County | 9.7% |
| Whitman County | 1.7% |
Other place names in 99347
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 99347
| ZIP | City | Distance |
|---|---|---|
99403 | Clarkston, WA | 13.9 mi |
99328 | Dayton, WA | 17.4 mi |
99402 | Asotin, WA | 17.6 mi |
99113 | Colton, WA | 21.2 mi |
99179 | Uniontown, WA | 21.9 mi |
99136 | Hay, WA | 24.9 mi |
99143 | Lacrosse, WA | 27.0 mi |
99163 | Pullman, WA | 27.1 mi |
99401 | Anatone, WA | 27.9 mi |
99164 | Pullman, WA | 28.4 mi |
Find every ZIP code within 10 miles of 99347 →
Questions about this ZIP code
Where is ZIP code 99347?
99347 is in Pomeroy, Washington, in Garfield County. Its published point location is 46.4233, -117.5744.
What county is 99347 in?
99347 spans 3 counties: Garfield County, Columbia County and Whitman County. Most of it falls in Garfield County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 99347?
Pomeroy uses area code 509, from NANPA's telephone records.
What time zone is 99347 in?
99347 uses America/Los_Angeles.
How many people live in 99347?
About 2,512 people live in ZIP code 99347, in 1,111 households, at 3.3 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 99347?
$64,699 a year, against $98,141 across Washington.
What ZIP codes are near 99347?
The closest are 99403 (13.9 mi), 99328 (17.4 mi), 99402 (17.6 mi), 99113 (21.2 mi) and 99179 (21.9 mi).
Is 99347 a PO Box ZIP code?
99347 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “99347 ZIP Code — Pomeroy, Washington (Garfield County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99347
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/99347.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.