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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/98585

98585

ZIP 98585 is Silver Creek, Washington, in Lewis County; area code 360; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Lewis
Metro area
Centralia, WA
Population
465
Coordinates
46.5734, -122.4446
☼ Live from 98585 — Silver Creek, WA

Weather right now

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Local time: —

Where 98585 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 98585
  • 🔢 Type 98585 into a pocket calculator and turn it upside down: SBSBG — not quite a word, sorry.
  • ➕ As a number, 98,585 = 5 × 19717. Its digits add up to 35, a total 212 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000000100011001
  • 🏠 Its numerical neighbours: 98584 (Shelton, WA, 57 mi away) and 98586 (South Bend, WA, 66 mi away).
  • 🔄 Backwards, 98585 becomes 58589, which is not a ZIP code at all.
  • 👥 6 other ZIP codes are made of exactly the same digits (55988, 59858, 88559, 88595, 98558, 98855). The farthest-flung twin is 55988 in Stockton, MN, 1,492 miles away.
  • 🧭 Farther north than 95% of all ZIP codes, and farther west than 97%.
  • 🎯1,283 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 98585 and you would come out at 46.57°S, 57.56°E — 616 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 50m of daylight. Shortest: 8h 34m.
  • 📏 At 22.5 square miles of land, 98585 is bigger than 40% of ZIP codes — room for about 17 Central Parks.
🌙 The sky over 98585 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population465This ZIP465
Households234This ZIP234
Housing units258This ZIP258
Median age52.8This ZIP52.8Washington38.3US 38.9
Median household income$74,167This ZIP$74,167Washington$98,141US $80,734
Median home value$411,700This ZIP$411,700Washington$564,600US $332,700
Bachelor's degree or higher3.1%This ZIP3.1%
Population density20.7 / sq miThis ZIP20.7 / sq mi

Business and tax activity

Business establishments11This ZIP11
Employees28This ZIP28
Annual payroll$1,140,000This ZIP$1,140,000
Tax returns filed360This ZIP360
Total adjusted gross income$28,931,000This ZIP$28,931,000

Land area

Land area22.50 sq miThis ZIP22.50 sq mi
Water area2.35 sq miThis ZIP2.35 sq mi

ZIP codes near 98585

ZIPCityDistance
98533 Cinebar, WA 6.5 mi
98356 Morton, WA 8.2 mi
98564 Mossyrock, WA 8.6 mi
98582 Salkum, WA 9.3 mi
98570 Onalaska, WA 10.6 mi
98542 Ethel, WA 13.6 mi
98591 Toledo, WA 17.0 mi
98336 Glenoma, WA 17.5 mi
98649 Toutle, WA 18.3 mi
98330 Elbe, WA 18.8 mi

Find every ZIP code within 10 miles of 98585 →

Questions about this ZIP code

Where is ZIP code 98585?

98585 is in Silver Creek, Washington, in Lewis County, part of the Centralia, WA micropolitan area. Its published point location is 46.5734, -122.4446.

What county is 98585 in?

98585 lies in Lewis County.

What area code is 98585?

Silver Creek uses area code 360, from NANPA's telephone records.

What time zone is 98585 in?

98585 uses America/Los_Angeles.

How many people live in 98585?

About 465 people live in ZIP code 98585, in 234 households, at 20.7 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 98585?

$74,167 a year, against $98,141 across Washington.

What ZIP codes are near 98585?

The closest are 98533 (6.5 mi), 98356 (8.2 mi), 98564 (8.6 mi), 98582 (9.3 mi) and 98570 (10.6 mi).

Is 98585 a PO Box ZIP code?

98585 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “98585 ZIP Code — Silver Creek, Washington (Lewis County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98585

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