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/VA/CALLAO

Callao ZIP code, Virginia

The ZIP code for Callao, VA is 22435, and its area code is 804.

USPS city name
1 ZIP code
Population
2,215
Area code
804

Callao in numbers

About 2,215 people live in Callao, in 980 households. The median household income is $50,809 a year, 45% below the Virginia median of $93,170 (US: $80,734). The median owner-occupied home is valued at $187,100 (51% below the Virginia median).

Population2,215Callao2,215
Households980Callao980
Median household income$50,809Callao$50,809Virginia$93,170US $80,734
Median home value$187,100Callao$187,100Virginia$383,700US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Callao. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Callao

ZIP codes with the USPS city name Callao
ZIP City Type Population Median income Median home
22435 Callao , VA Standard 2,215 $50,809 $187,100

Map of Callao ZIP codes

22435

The ZIP codes of Callao, VA, 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 Callao

The nearest larger towns are Warsaw (2,292 people, 10 mi), Lexington Park, MD (13,252 people, 21 mi) and California, MD (13,136 people, 23 mi).

Towns near Callao
TownPopulationDistance
Lexington Park, MD 13,252 20.7 mi
California, MD 13,136 23.3 mi
Wildewood, MD 7,552 23.3 mi
Leonardtown, MD 4,808 23.6 mi
Drum Point, MD 3,589 26.2 mi
Chesapeake Ranch Estates, MD 9,241 28.3 mi
Lusby, MD 2,595 28.3 mi

More nearby: every ZIP code in Northumberland County · Virginia ZIP codes

Cite this page

zipcodes.pro. “Callao, VA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/va/callao

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