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/FLORENCE

Florence ZIP codes, Illinois

No ZIP code is named for Florence, IL; addresses there use a neighbouring town's name. The ZIP code covering it is 62363. Its area code is 217.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
14
Area code
217

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

ZIP codes covering Florence

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

ZIP codes overlapping Florence
ZIP City Type Population Median income Median home
62363 Pittsfield , IL Standard 5,561 $58,500 $118,000

Map of Florence ZIP codes

The ZIP codes of Florence, 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 Florence

The nearest larger towns are Detroit (30 people, 3.4 mi), Milton (217 people, 4.8 mi) and Oxville (21 people, 6.0 mi).

Towns near Florence
TownPopulationDistance
Pittsfield 4,420 10.7 mi
South Jacksonville 3,239 21.2 mi
Jacksonville 18,014 21.4 mi
Louisiana, MO 3,228 27.2 mi
Beardstown 6,169 28.1 mi

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

Cite this page

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

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