Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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 — CITY/WA/TONASKET

Tonasket ZIP code, Washington

The ZIP code for Tonasket, WA is 98855, and its area code is 509.

USPS city name
1 ZIP code
Population
993
Area code
509

Tonasket in numbers

About 993 people live in Tonasket, in 465 households. The median household income is $37,591 a year, 62% below the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $210,600 (63% below the Washington median), and median gross rent is $745 a month. The median age is 49.5; 24.7% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 17 minutes.

Population993Tonasket993
Households465Tonasket465
Median age49.5Tonasket49.5Washington38.3US 38.9
Median household income$37,591Tonasket$37,591Washington$98,141US $80,734
Median home value$210,600Tonasket$210,600Washington$564,600US $332,700
Median gross rent$745Tonasket$745Washington$1,760US $1,413
Bachelor's degree or higher24.7%Tonasket24.7%Washington39.6%US 35.7%
Mean commute17.1 minTonasket17.1 minWashington26.6 minUS 26.4 min
Population density1,052 / sq miTonasket1,052 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Tonasket city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Tonasket

ZIP codes with the USPS city name Tonasket
ZIP City Type Population Median income Median home
98855 Tonasket , WA Standard 5,857 $60,179 $257,800

Map of Tonasket ZIP codes

98855

The ZIP codes of Tonasket, WA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Tonasket

The nearest larger towns are Oroville (1,605 people, 17 mi), Omak (5,036 people, 20 mi) and Okanogan (2,470 people, 24 mi).

Towns near Tonasket
TownPopulationDistance
Omak 5,036 20.1 mi

More nearby: every ZIP code in Okanogan County · Washington ZIP codes

Cite this page

zipcodes.pro. “Tonasket, WA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wa/tonasket

Underlying data is public domain or openly licensed — sources, vintages and licences.