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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/04240

04240

ZIP 04240 is in Lewiston, Maine, in Androscoggin County; area code 207; Eastern time. Lewiston has 3 ZIP codes; the others are 04241 and 04243.

Type
Standard
Time zone
America/New_York
County
Androscoggin
Metro area
Lewiston-Auburn, ME
Population
38,324
Coordinates
44.0895, -70.1721
☼ Live from 04240 — Lewiston, ME

Weather right now

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Local time: —

Where 04240 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 04240
  • 🔢 Type 04240 into a pocket calculator and turn it upside down: OhZhO — not quite a word, sorry.
  • ⇆04240 reads the same backwards. It is one of only 412 palindromic ZIP codes.
  • ➕ As a number, 4,240 = 2 × 2 × 2 × 2 × 5 × 53. Its digits add up to 10, a total 513 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1000010010000
  • 🏠 Its numerical neighbours: 04239 (Jay, ME, 30 mi away) and 04241 (Lewiston, ME, 8 mi away).
  • 👥 13 other ZIP codes are made of exactly the same digits (02044, 04024, 04042, 04402, 04420, 20044, …). The farthest-flung twin is 42040 in Farmington, KY, 1,091 miles away.
  • 🧭 Farther north than 88% of all ZIP codes, and farther east than 97%.
  • 🎯1,481 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 04240 and you would come out at 44.09°S, 109.83°E — 900 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 30m of daylight. Shortest: 8h 52m.
  • 📏 At 34.1 square miles of land, 04240 is bigger than 49% of ZIP codes — room for about 26 Central Parks.
🌙 The sky over 04240 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population38,324This ZIP38,324
Households16,099This ZIP16,099
Housing units17,105This ZIP17,105
Median age37.3This ZIP37.3Maine44.8US 38.9
Median household income$55,393This ZIP$55,393Maine$74,733US $80,734
Median home value$235,100This ZIP$235,100Maine$296,600US $332,700
Median gross rent$986This ZIP$986Maine$1,139US $1,413
Bachelor's degree or higher22.6%This ZIP22.6%
Mean commute21.0 minThis ZIP21.0 min
Population density1,122.4 / sq miThis ZIP1,122.4 / sq mi

Business and tax activity

Business establishments1,015This ZIP1,015
Employees18,523This ZIP18,523
Annual payroll$1,069,336,000This ZIP$1,069,336,000
Tax returns filed16,350This ZIP16,350
Total adjusted gross income$910,873,000This ZIP$910,873,000

Land area

Land area34.15 sq miThis ZIP34.15 sq mi
Water area1.39 sq miThis ZIP1.39 sq mi

Other place names in 04240

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

ZIP codes near 04240

ZIPCityDistance
04210 Auburn, ME 3.9 mi
04250 Lisbon, ME 5.4 mi
04280 Sabattus, ME 5.8 mi
04252 Lisbon Falls, ME 6.7 mi
04236 Greene, ME 7.1 mi
04223 Danville, ME 7.2 mi
04230 East Poland, ME 7.9 mi
04211 Auburn, ME 8.1 mi
04212 Auburn, ME 8.1 mi
04241 Lewiston, ME 8.1 mi

Find every ZIP code within 10 miles of 04240 →

Questions about this ZIP code

Where is ZIP code 04240?

04240 is in Lewiston, Maine, in Androscoggin County, part of the Lewiston-Auburn, ME metropolitan area. Its published point location is 44.0895, -70.1721.

What county is 04240 in?

04240 lies in Androscoggin County.

What area code is 04240?

Lewiston uses area code 207, from NANPA's telephone records.

What time zone is 04240 in?

04240 uses America/New_York.

How many people live in 04240?

About 38,324 people live in ZIP code 04240, in 16,099 households, at 1,122.4 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 04240?

$55,393 a year, against $74,733 across Maine.

What ZIP codes are near 04240?

The closest are 04210 (3.9 mi), 04250 (5.4 mi), 04280 (5.8 mi), 04252 (6.7 mi) and 04236 (7.1 mi).

Is 04240 a PO Box ZIP code?

04240 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “04240 ZIP Code — Lewiston, Maine (Androscoggin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/04240

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