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/IA/FREDONIA

Fredonia ZIP codes, Iowa

No ZIP code is named for Fredonia, IA; addresses there use a neighbouring town's name. The ZIP code covering it is 52738. Its area code is 319.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
240
Area code
319
State
Iowa

NANPA lists no telephone rate centre for Fredonia itself, so these are the area codes of the nearest one, Columbus Junction (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Fredonia in numbers

About 240 people live in Fredonia, in 75 households. The median household income is $85,625 a year, 14% above the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $71,700 (66% below the Iowa median). The median age is 25.6; 45.6% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 22 minutes.

Population240Fredonia240
Households75Fredonia75
Median age25.6Fredonia25.6Iowa38.6US 38.9
Median household income$85,625Fredonia$85,625Iowa$75,059US $80,734
Median home value$71,700Fredonia$71,700Iowa$208,000US $332,700
Bachelor's degree or higher45.6%Fredonia45.6%Iowa31.4%US 35.7%
Mean commute22.3 minFredonia22.3 minIowa19.8 minUS 26.4 min
Population density1,589 / sq miFredonia1,589 / sq mi

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

ZIP codes covering Fredonia

These ZIP codes cover part of Fredonia but are addressed as somewhere else.

ZIP codes overlapping Fredonia
ZIP City Type Population Median income Median home
52738 Columbus Junction , IA Standard 3,398 $80,385 $145,700

Map of Fredonia ZIP codes

52738

The ZIP codes of Fredonia, IA, 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 Fredonia

The nearest larger towns are Columbus Junction (2,110 people, 1.3 mi), Columbus City (323 people, 2.5 mi) and Letts (361 people, 6.2 mi).

Towns near Fredonia
TownPopulationDistance
Muscatine 23,489 16.9 mi
Washington 7,290 18.4 mi
West Liberty 3,776 20.3 mi
Kalona 2,692 23.5 mi
Mount Pleasant 8,951 24.7 mi
West Branch 2,594 26.4 mi
Wilton 2,920 26.6 mi
Iowa City 75,752 27.5 mi

More nearby: every ZIP code in Louisa County · Iowa ZIP codes

Cite this page

zipcodes.pro. “Fredonia, IA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ia/fredonia

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