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Where 99154 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 99154 into a pocket calculator and turn it upside down: hSIGG — not quite a word, sorry.
- ➕ As a number, 99,154 = 2 × 11 × 4507. Its digits add up to 28, a total 1,520 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11000001101010010 - 🏠 Its numerical neighbours: 99153 (Metaline Falls, WA, 118 mi away) and 99155 (Nespelem, WA, 70 mi away).
- 🔄 Backwards, 99154 becomes 45199, which is not a ZIP code at all.
- 👥 22 other ZIP codes are made of exactly the same digits (15949, 19495, 19549, 19945, 19954, 49519, …). The farthest-flung twin is 19945 in Frankford, DE, 2,235 miles away.
- 🧭 Farther north than 96% of all ZIP codes, and farther west than 92%.
- 🎯1,114 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 99154 and you would come out at 47.39°S, 61.64°E — 416 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 57m of daylight. Shortest: 8h 27m.
- 📏 At 15.1 square miles of land, 99154 is bigger than 33% of ZIP codes — room for about 11 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 14This ZIP14 |
|---|---|
| Households | 5This ZIP5 |
| Housing units | 5This ZIP5 |
| Median age | 32.5This ZIP32.5Washington38.3US 38.9 |
| Bachelor's degree or higher | 62.5%This ZIP62.5% |
| Population density | 0.9 / sq miThis ZIP0.9 / sq mi |
Land area
| Land area | 15.06 sq miThis ZIP15.06 sq mi |
|---|---|
| Water area | 0.00 sq mi |
ZIP codes near 99154
| ZIP | City | Distance |
|---|---|---|
99134 | Harrington, WA | 5.0 mi |
99144 | Lamona, WA | 6.5 mi |
99032 | Sprague, WA | 15.7 mi |
99169 | Ritzville, WA | 18.8 mi |
99159 | Odessa, WA | 19.7 mi |
99117 | Creston, WA | 20.4 mi |
99008 | Edwall, WA | 21.2 mi |
99122 | Davenport, WA | 21.6 mi |
99017 | Lamont, WA | 26.2 mi |
99185 | Wilbur, WA | 28.5 mi |
Find every ZIP code within 10 miles of 99154 →
Questions about this ZIP code
Where is ZIP code 99154?
99154 is in Mohler, Washington, in Lincoln County. Its published point location is 47.3913, -118.3558.
What county is 99154 in?
99154 lies in Lincoln County.
What area code is 99154?
Mohler uses area code 509, from NANPA's telephone records.
What time zone is 99154 in?
99154 uses America/Los_Angeles.
How many people live in 99154?
About 14 people live in ZIP code 99154, in 5 households, at 0.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 99154?
The closest are 99134 (5 mi), 99144 (6.5 mi), 99032 (15.7 mi), 99169 (18.8 mi) and 99159 (19.7 mi).
Is 99154 a PO Box ZIP code?
99154 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “99154 ZIP Code — Mohler, Washington (Lincoln County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99154
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/99154.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.