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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/04623

04623

ZIP 04623 is Columbia Falls, Maine, in Washington County; area code 207; Eastern time.

Type
Standard
Time zone
America/New_York
County
Washington
Metro area
none
Population
1,173
Coordinates
44.6992, -67.7136
☼ Live from 04623 — Columbia Falls, ME

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Local time: —

Where 04623 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 04623
  • 🔢 Type 04623 into a pocket calculator and turn it upside down: EZghO — not quite a word, sorry.
  • ➕ As a number, 4,623 = 3 × 23 × 67. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001000001111
  • 🏠 Its numerical neighbours: 04622 (Cherryfield, ME, 13 mi away) and 04624 (Corea, ME, 23 mi away).
  • 🔄 Backwards, 04623 becomes 32640 — and that is a real ZIP code: Hawthorne, FL, 1,307 miles away.
  • 👥 63 other ZIP codes are made of exactly the same digits (02346, 02364, 02634, 02643, 03246, 03264, …). The farthest-flung twin is 34260 in Manasota, FL, 1,444 miles away.
  • 🧭 Farther north than 90% of all ZIP codes, and farther east than 98%.
  • 🎯1,604 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 04623 and you would come out at 44.70°S, 112.29°E — 902 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 35m of daylight. Shortest: 8h 48m.
  • 📏 At 119.0 square miles of land, 04623 is bigger than 82% of ZIP codes — room for about 90 Central Parks.
🌙 The sky over 04623 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,173This ZIP1,173
Households481This ZIP481
Housing units682This ZIP682
Median age42.8This ZIP42.8Maine44.8US 38.9
Median household income$50,163This ZIP$50,163Maine$74,733US $80,734
Median home value$180,600This ZIP$180,600Maine$296,600US $332,700
Median gross rent$869This ZIP$869Maine$1,139US $1,413
Bachelor's degree or higher23.4%This ZIP23.4%
Mean commute29.1 minThis ZIP29.1 min
Population density9.9 / sq miThis ZIP9.9 / sq mi

Business and tax activity

Business establishments32This ZIP32
Employees255This ZIP255
Annual payroll$16,506,000This ZIP$16,506,000
Tax returns filed460This ZIP460
Total adjusted gross income$24,594,000This ZIP$24,594,000

Land area

Land area119.00 sq miThis ZIP119.00 sq mi
Water area1.95 sq miThis ZIP1.95 sq mi

ZIP codes near 04623

ZIPCityDistance
04648 Jonesboro, ME 5.1 mi
04654 Machias, ME 10.5 mi
04606 Addison, ME 11.0 mi
04643 Harrington, ME 12.3 mi
04622 Cherryfield, ME 12.9 mi
04649 Jonesport, ME 14.1 mi
04658 Milbridge, ME 15.5 mi
04630 East Machias, ME 16.5 mi
04655 Machiasport, ME 16.7 mi
04611 Beals, ME 16.9 mi

Find every ZIP code within 10 miles of 04623 →

Questions about this ZIP code

Where is ZIP code 04623?

04623 is in Columbia Falls, Maine, in Washington County. Its published point location is 44.6992, -67.7136.

What county is 04623 in?

04623 lies in Washington County.

What area code is 04623?

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

What time zone is 04623 in?

04623 uses America/New_York.

How many people live in 04623?

About 1,173 people live in ZIP code 04623, in 481 households, at 9.9 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 04623?

$50,163 a year, against $74,733 across Maine.

What ZIP codes are near 04623?

The closest are 04648 (5.1 mi), 04654 (10.5 mi), 04606 (11 mi), 04643 (12.3 mi) and 04622 (12.9 mi).

Is 04623 a PO Box ZIP code?

04623 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “04623 ZIP Code — Columbia Falls, Maine (Washington County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/04623

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