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/OK/CALVIN

Calvin ZIP code, Oklahoma

The ZIP code for Calvin, OK is 74531, and its area codes are 405 and 572.

USPS city name
1 ZIP code
Population
353
Area codes
405, 572

Calvin in numbers

About 353 people live in Calvin, in 117 households. The median household income is $56,250 a year, 14% below the Oklahoma median of $65,039 (US: $80,734). The median owner-occupied home is valued at $90,900 (55% below the Oklahoma median), and median gross rent is $595 a month. The median age is 28.4; 18.5% of adults 25 and over hold a bachelor's degree or higher (28.3% across Oklahoma); the average commute takes 28 minutes.

Population353Calvin353
Households117Calvin117
Median age28.4Calvin28.4Oklahoma37.0US 38.9
Median household income$56,250Calvin$56,250Oklahoma$65,039US $80,734
Median home value$90,900Calvin$90,900Oklahoma$199,800US $332,700
Median gross rent$595Calvin$595Oklahoma$1,014US $1,413
Bachelor's degree or higher18.5%Calvin18.5%Oklahoma28.3%US 35.7%
Mean commute27.6 minCalvin27.6 minOklahoma22.4 minUS 26.4 min
Population density392 / sq miCalvin392 / sq mi

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

ZIP codes addressed as Calvin

ZIP codes with the USPS city name Calvin
ZIP City Type Population Median income Median home
74531 Calvin , OK Standard 834 $55,000 $97,300

Map of Calvin ZIP codes

74531

The ZIP codes of Calvin, OK, 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 Calvin

The nearest larger towns are Allen (883 people, 11 mi), Holdenville (5,902 people, 12 mi) and Wewoka (3,091 people, 19 mi).

Towns near Calvin
TownPopulationDistance
Holdenville 5,902 11.8 mi
Wewoka 3,091 18.6 mi
McAlester 18,111 27.1 mi
Ada 16,575 27.4 mi
Seminole 7,194 29.2 mi

More nearby: every ZIP code in Hughes County · Oklahoma ZIP codes

Cite this page

zipcodes.pro. “Calvin, OK ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ok/calvin

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