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/CA/WILSEYVILLE

Wilseyville ZIP code, California

The ZIP code for Wilseyville, CA is 95257, and its area code is 209.

USPS city name
1 ZIP code
Population
798
Area code
209

NANPA lists no telephone rate centre for Wilseyville itself, so these are the area codes of the nearest one, West Point (2.8 miles). A town on an area-code boundary can differ from its neighbour.

Wilseyville in numbers

About 798 people live in Wilseyville, in 353 households. The median household income is $70,043 a year, 29% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $312,500 (57% below the California median). The median age is 65.6; 17.2% of adults 25 and over hold a bachelor's degree or higher (37.1% across California).

Population798Wilseyville798
Households353Wilseyville353
Median age65.6Wilseyville65.6California37.9US 38.9
Median household income$70,043Wilseyville$70,043California$99,122US $80,734
Median home value$312,500Wilseyville$312,500California$734,700US $332,700
Bachelor's degree or higher17.2%Wilseyville17.2%California37.1%US 35.7%
Population density103 / sq miWilseyville103 / sq mi

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

ZIP codes addressed as Wilseyville

ZIP codes with the USPS city name Wilseyville
ZIP City Type Population Median income Median home
95257 Wilseyville , CA Standard 569 $71,437 $352,900

Map of Wilseyville ZIP codes

95257

The ZIP codes of Wilseyville, CA, 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 Wilseyville

The nearest larger towns are West Point (909 people, 3.7 mi), Buckhorn (3,504 people, 5.9 mi) and Pioneer (1,155 people, 6.7 mi).

Towns near Wilseyville
TownPopulationDistance
Buckhorn 3,504 5.9 mi
Pine Grove 3,040 9.4 mi
Jackson 5,048 15.6 mi
San Andreas 2,979 16.2 mi
Sutter Creek 2,702 16.9 mi
Angels 3,716 21.4 mi
Ione 9,156 25.0 mi
Rancho Calaveras 7,131 26.4 mi
Pollock Pines 6,212 26.9 mi
Phoenix Lake 4,794 27.0 mi
Mono Vista 3,675 27.7 mi
Sonora 4,919 27.9 mi
Diamond Springs 10,927 28.9 mi
East Sonora 2,651 28.9 mi

More nearby: every ZIP code in Calaveras County · California ZIP codes

Cite this page

zipcodes.pro. “Wilseyville, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/wilseyville

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