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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 — ZIP/61455

61455

ZIP 61455 is Macomb, Illinois, in McDonough County; area code 309; Central time.

Type
Standard
Time zone
America/Chicago
County
McDonough
Metro area
Macomb, IL
Population
17,317
Coordinates
40.4404, -90.6379
☼ Live from 61455 — Macomb, IL

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Where 61455 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.

★ Weird and wonderful facts about 61455
  • 🔢 Type 61455 into a pocket calculator and turn it upside down: SShIg — not quite a word, sorry.
  • ➕ As a number, 61,455 = 3 × 5 × 17 × 241. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111000000001111
  • 🏠 Its numerical neighbours: 61454 (Lomax, IL, 27 mi away) and 61458 (Maquon, IL, 34 mi away).
  • 🔄 Backwards, 61455 becomes 55416 — and that is a real ZIP code: Minneapolis, MN, 340 miles away.
  • 👥 31 other ZIP codes are made of exactly the same digits (14556, 15456, 15465, 15546, 15564, 41655, …). The farthest-flung twin is 14556 in Sonyea, NY, 679 miles away.
  • 🧭 Farther north than 60% of all ZIP codes, and farther west than 58%.
  • 🎯421 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 61455 and you would come out at 40.44°S, 89.36°E — 1,116 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 04m of daylight. Shortest: 9h 17m.
  • 📏 At 162.5 square miles of land, 61455 is bigger than 88% of ZIP codes — room for about 123 Central Parks.
🌙 The sky over 61455 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population17,317This ZIP17,317
Households7,620This ZIP7,620
Housing units8,735This ZIP8,735
Median age30.8This ZIP30.8Illinois39.0US 38.9
Median household income$48,679This ZIP$48,679Illinois$83,390US $80,734
Median home value$120,100This ZIP$120,100Illinois$263,300US $332,700
Median gross rent$768This ZIP$768Illinois$1,274US $1,413
Bachelor's degree or higher38.0%This ZIP38.0%
Mean commute16.0 minThis ZIP16.0 min
Population density106.6 / sq miThis ZIP106.6 / sq mi

Business and tax activity

Business establishments441This ZIP441
Employees6,859This ZIP6,859
Annual payroll$295,403,000This ZIP$295,403,000
Tax returns filed7,170This ZIP7,170
Total adjusted gross income$476,640,000This ZIP$476,640,000

Land area

Land area162.51 sq miThis ZIP162.51 sq mi
Water area0.51 sq miThis ZIP0.51 sq mi

Other place names in 61455

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 61455

ZIPCityDistance
61416 Bardolph, IL 5.5 mi
61411 Adair, IL 7.6 mi
61440 Industry, IL 8.9 mi
62326 Colchester, IL 9.3 mi
61422 Bushnell, IL 9.4 mi
61438 Good Hope, IL 10.0 mi
61475 Sciota, IL 12.4 mi
61459 Marietta, IL 12.4 mi
61482 Table Grove, IL 12.8 mi
61470 Prairie City, IL 13.4 mi

Find every ZIP code within 10 miles of 61455 →

Questions about this ZIP code

Where is ZIP code 61455?

61455 is in Macomb, Illinois, in McDonough County, part of the Macomb, IL micropolitan area. Its published point location is 40.4404, -90.6379.

What county is 61455 in?

61455 lies in McDonough County.

What area code is 61455?

Macomb uses area code 309, from NANPA's telephone records.

What time zone is 61455 in?

61455 uses America/Chicago.

How many people live in 61455?

About 17,317 people live in ZIP code 61455, in 7,620 households, at 106.6 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 61455?

$48,679 a year, against $83,390 across Illinois.

What ZIP codes are near 61455?

The closest are 61416 (5.5 mi), 61411 (7.6 mi), 61440 (8.9 mi), 62326 (9.3 mi) and 61422 (9.4 mi).

Is 61455 a PO Box ZIP code?

61455 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “61455 ZIP Code — Macomb, Illinois (McDonough County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/61455

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