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/MO/CALIFORNIA

California ZIP code, Missouri

The ZIP code for California, MO is 65018, and its area code is 573.

USPS city name
1 ZIP code
Population
4,509
Area code
573

California in numbers

About 4,509 people live in California, in 2,028 households. The median household income is $63,864 a year, 10% below the Missouri median of $70,702 (US: $80,734). The median owner-occupied home is valued at $152,700 (34% below the Missouri median), and median gross rent is $756 a month. The median age is 38.9; 15.2% of adults 25 and over hold a bachelor's degree or higher (32.4% across Missouri); the average commute takes 25 minutes.

Population4,509California4,509
Households2,028California2,028
Median age38.9California38.9Missouri39.0US 38.9
Median household income$63,864California$63,864Missouri$70,702US $80,734
Median home value$152,700California$152,700Missouri$230,300US $332,700
Median gross rent$756California$756Missouri$1,033US $1,413
Bachelor's degree or higher15.2%California15.2%Missouri32.4%US 35.7%
Mean commute25.3 minCalifornia25.3 minMissouri23.5 minUS 26.4 min
Population density1,167 / sq miCalifornia1,167 / sq mi

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

ZIP codes addressed as California

ZIP codes with the USPS city name California
ZIP City Type Population Median income Median home
65018 California , MO Standard 7,748 $67,800 $179,500

Map of California ZIP codes

65018

The ZIP codes of California, MO, 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 California

The nearest larger towns are Eldon (4,556 people, 19 mi), Jefferson City (42,488 people, 22 mi) and Ashland (4,914 people, 22 mi).

Towns near California
TownPopulationDistance
Tipton 2,667 11.7 mi
Eldon 4,556 19.3 mi
Versailles 2,610 20.3 mi
Jefferson City 42,488 21.6 mi
Ashland 4,914 21.7 mi
Holts Summit 4,609 24.5 mi
Boonville 7,689 24.8 mi
Columbia 128,548 25.5 mi

More nearby: every ZIP code in Moniteau County · Missouri ZIP codes

Cite this page

zipcodes.pro. “California, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/california

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