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/COLLEGE-CITY

College City ZIP codes, California

No ZIP code is named for College City, CA; addresses there use a neighbouring town's name. The ZIP code covering it is 95912. Its area code is 530.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
557
Area code
530

NANPA lists no telephone rate centre for College City itself, so these are the area codes of the nearest one, Arbuckle (0.0 miles). A town on an area-code boundary can differ from its neighbour.

College City in numbers

About 557 people live in College City, in 164 households. The median household income is $67,206 a year, 32% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $453,600 (38% below the California median). The median age is 38.0; 14.5% of adults 25 and over hold a bachelor's degree or higher (37.1% across California).

Population557College City557
Households164College City164
Median age38.0College City38.0California37.9US 38.9
Median household income$67,206College City$67,206California$99,122US $80,734
Median home value$453,600College City$453,600California$734,700US $332,700
Bachelor's degree or higher14.5%College City14.5%California37.1%US 35.7%
Population density190 / sq miCollege City190 / sq mi

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

ZIP codes covering College City

These ZIP codes cover part of College City but are addressed as somewhere else.

ZIP codes overlapping College City
ZIP City Type Population Median income Median home
95912 Arbuckle , CA Standard 4,855 $86,457 $435,800

Map of College City ZIP codes

95912

The ZIP codes of College City, 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 College City

The nearest larger towns are Arbuckle (3,093 people, 3.1 mi), Williams (5,585 people, 12 mi) and Colusa (6,505 people, 13 mi).

Towns near College City
TownPopulationDistance
Arbuckle 3,093 3.1 mi
Williams 5,585 12.3 mi
Colusa 6,505 13.4 mi
Sutter 2,532 17.2 mi
Yuba City 69,471 21.3 mi
Esparto 3,713 21.6 mi
Plumas Lake 9,418 24.1 mi
Olivehurst 18,444 24.6 mi
Marysville 12,726 24.8 mi
Linda 23,871 26.1 mi
Live Oak 9,347 26.3 mi
Woodland 61,854 26.9 mi
Gridley 7,330 29.6 mi

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

Cite this page

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

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