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Where 62423 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 62423 into a pocket calculator and turn it upside down: EZhZg — not quite a word, sorry.
- ➕ 62423 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 17, a total 2,133 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1111001111010111 - 🏠 Its numerical neighbours: 62422 (Cowden, IL, 72 mi away) and 62424 (Dieterich, IL, 56 mi away).
- 🔄 Backwards, 62423 becomes 32426 — and that is a real ZIP code: Campbellton, FL, 601 miles away.
- 👥 21 other ZIP codes are made of exactly the same digits (22436, 22463, 22643, 23426, 23462, 24236, …). The farthest-flung twin is 32246 in Jacksonville, FL, 721 miles away.
- 🧭 Farther north than 52% of all ZIP codes, and farther east than 50%.
- 🎯585 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 62423 and you would come out at 39.46°S, 92.42°E — 1,284 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 57m of daylight. Shortest: 9h 23m.
- 📏 At 24.4 square miles of land, 62423 is bigger than 41% of ZIP codes — room for about 18 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 546This ZIP546 |
|---|---|
| Households | 222This ZIP222 |
| Housing units | 239This ZIP239 |
| Median age | 48.6This ZIP48.6Illinois39.0US 38.9 |
| Median household income | $47,179This ZIP$47,179Illinois$83,390US $80,734 |
| Median home value | $173,300This ZIP$173,300Illinois$263,300US $332,700 |
| Bachelor's degree or higher | 24.2%This ZIP24.2% |
| Mean commute | 27.9 minThis ZIP27.9 min |
| Population density | 22.4 / sq miThis ZIP22.4 / sq mi |
Business and tax activity
| Tax returns filed | 310This ZIP310 |
|---|---|
| Total adjusted gross income | $22,003,000This ZIP$22,003,000 |
Land area
| Land area | 24.36 sq miThis ZIP24.36 sq mi |
|---|---|
| Water area | 0.02 sq miThis ZIP0.02 sq mi |
Counties 62423 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Clark County | 66.4% |
| Edgar County | 33.6% |
ZIP codes near 62423
| ZIP | City | Distance |
|---|---|---|
47885 | West Terre Haute, IN | 6.3 mi |
47876 | Saint Mary Of The Woods, IN | 7.1 mi |
62441 | Marshall, IL | 7.9 mi |
61955 | Vermilion, IL | 8.2 mi |
47870 | Prairieton, IN | 8.6 mi |
47801 | Terre Haute, IN | 8.9 mi |
47809 | Terre Haute, IN | 9.1 mi |
47808 | Terre Haute, IN | 9.3 mi |
47807 | Terre Haute, IN | 9.4 mi |
47863 | New Goshen, IN | 10.3 mi |
Find every ZIP code within 10 miles of 62423 →
Questions about this ZIP code
Where is ZIP code 62423?
62423 is in Dennison, Illinois, in Clark County. Its published point location is 39.4627, -87.5799.
What county is 62423 in?
62423 spans 2 counties: Clark County and Edgar County. Most of it falls in Clark County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 62423?
Dennison uses area codes 217 and 447, from NANPA's telephone records.
What time zone is 62423 in?
62423 uses America/Chicago.
How many people live in 62423?
About 546 people live in ZIP code 62423, in 222 households, at 22.4 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 62423?
$47,179 a year, against $83,390 across Illinois.
What ZIP codes are near 62423?
The closest are 47885 (6.3 mi), 47876 (7.1 mi), 62441 (7.9 mi), 61955 (8.2 mi) and 47870 (8.6 mi).
Is 62423 a PO Box ZIP code?
62423 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “62423 ZIP Code — Dennison, Illinois (Clark County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/62423
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/62423.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.