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/OH/CADIZ

Cadiz ZIP code, Ohio

The ZIP code for Cadiz, OH is 43907, and its area code is 740.

USPS city name
1 ZIP code
Population
2,988
Area code
740
State
Ohio

Cadiz in numbers

About 2,988 people live in Cadiz, in 1,358 households. The median household income is $44,113 a year, 38% below the Ohio median of $71,389 (US: $80,734). The median owner-occupied home is valued at $119,300 (44% below the Ohio median), and median gross rent is $780 a month. The median age is 42.2; 12.1% of adults 25 and over hold a bachelor's degree or higher (31.5% across Ohio); the average commute takes 23 minutes.

Population2,988Cadiz2,988
Households1,358Cadiz1,358
Median age42.2Cadiz42.2Ohio39.7US 38.9
Median household income$44,113Cadiz$44,113Ohio$71,389US $80,734
Median home value$119,300Cadiz$119,300Ohio$214,800US $332,700
Median gross rent$780Cadiz$780Ohio$1,034US $1,413
Bachelor's degree or higher12.1%Cadiz12.1%Ohio31.5%US 35.7%
Mean commute23.1 minCadiz23.1 minOhio23.4 minUS 26.4 min
Population density340 / sq miCadiz340 / sq mi

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

ZIP codes addressed as Cadiz

ZIP codes with the USPS city name Cadiz
ZIP City Type Population Median income Median home
43907 Cadiz , OH Standard 4,960 $46,941 $119,800

Map of Cadiz ZIP codes

43907

The ZIP codes of Cadiz, OH, 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 Cadiz

The nearest larger towns are St. Clairsville (5,003 people, 13 mi), Wintersville (3,677 people, 17 mi) and Martins Ferry (6,140 people, 17 mi).

Towns near Cadiz
TownPopulationDistance
St. Clairsville 5,003 13.3 mi
Wintersville 3,677 17.1 mi
Martins Ferry 6,140 17.4 mi
Steubenville 18,124 19.2 mi
Wheeling, WV 26,350 20.1 mi
Mingo Junction 3,254 20.2 mi
Barnesville 3,945 20.7 mi
Bellaire 3,800 21.0 mi
Uhrichsville 5,189 21.4 mi
Follansbee, WV 2,757 21.6 mi
Bethlehem, WV 2,592 21.9 mi
Carrollton 2,810 22.9 mi
Shadyside 3,387 23.5 mi
Toronto 5,293 24.5 mi

More nearby: every ZIP code in Harrison County · Ohio ZIP codes

Cite this page

zipcodes.pro. “Cadiz, OH ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/oh/cadiz

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