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/IL/FRANKLIN

Franklin ZIP code, Illinois

The ZIP code for Franklin, IL is 62638, and its area codes are 217 and 447.

USPS city name
1 ZIP code
Population
650
Area codes
217, 447

Franklin in numbers

About 650 people live in Franklin, in 234 households. The median household income is $75,714 a year, 9% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $116,400 (56% below the Illinois median), and median gross rent is $940 a month. The median age is 36.4; 20.9% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 24 minutes.

Population650Franklin650
Households234Franklin234
Median age36.4Franklin36.4Illinois39.0US 38.9
Median household income$75,714Franklin$75,714Illinois$83,390US $80,734
Median home value$116,400Franklin$116,400Illinois$263,300US $332,700
Median gross rent$940Franklin$940Illinois$1,274US $1,413
Bachelor's degree or higher20.9%Franklin20.9%Illinois37.8%US 35.7%
Mean commute23.6 minFranklin23.6 minIllinois27.8 minUS 26.4 min
Population density784 / sq miFranklin784 / sq mi

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

ZIP codes addressed as Franklin

ZIP codes with the USPS city name Franklin
ZIP City Type Population Median income Median home
62638 Franklin , IL Standard 1,485 $86,538 $130,100

Map of Franklin ZIP codes

62638

The ZIP codes of Franklin, IL, 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 Franklin

The nearest larger towns are Waverly (1,375 people, 5.4 mi), New Berlin (1,442 people, 10 mi) and South Jacksonville (3,239 people, 11 mi).

Towns near Franklin
TownPopulationDistance
South Jacksonville 3,239 10.8 mi
Jacksonville 18,014 12.4 mi
Auburn 4,306 16.5 mi
Virden 3,171 16.7 mi
Chatham 14,639 19.2 mi
Springfield 113,330 24.5 mi
Pawnee 2,738 24.7 mi
Carlinville 5,480 25.4 mi
Rochester 3,766 29.2 mi

More nearby: every ZIP code in Morgan County · Illinois ZIP codes

Cite this page

zipcodes.pro. “Franklin, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/franklin

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