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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/72905

72905

ZIP 72905 is in Fort Smith, Arkansas, in Sebastian County; area code 479; Central time. Fort Smith has 13 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
Sebastian
Metro area
Fort Smith, AR-OK
Population
0
Coordinates
35.2631, -94.2421
☼ Live from 72905 — Fort Smith, AR

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Local time: —

Where 72905 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 72905
  • 🔢 Type 72905 into a pocket calculator and turn it upside down: SOGZL — not quite a word, sorry.
  • ➕ As a number, 72,905 = 5 × 7 × 2083. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10001110011001001
  • 🏠 Its numerical neighbours: 72904 (Fort Smith, AR, 13 mi away) and 72906 (Fort Smith, AR, 12 mi away).
  • 🔄 Backwards, 72905 becomes 50927, which is not a ZIP code at all.
  • 👥 43 other ZIP codes are made of exactly the same digits (09725, 20579, 20597, 20759, 25079, 25709, …). The farthest-flung twin is 09725 in APO AE, a military post office, 3,513 miles away.
  • 🧭 Farther south than 73% of all ZIP codes, and farther west than 66%.
  • 🎯395 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 72905 and you would come out at 35.26°S, 85.76°E — 1,251 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 32m of daylight. Shortest: 9h 46m.
  • 📏 At 14.6 square miles of land, 72905 is bigger than 32% of ZIP codes — room for about 11 Central Parks.
🌙 The sky over 72905 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population0
Households0
Housing units0
Population density0.0 / sq mi

Business and tax activity

Business establishments5This ZIP5
Employees11This ZIP11
Annual payroll$1,020,000This ZIP$1,020,000

Land area

Land area14.56 sq miThis ZIP14.56 sq mi
Water area0.05 sq miThis ZIP0.05 sq mi

ZIP codes near 72905

ZIPCityDistance
72923 Barling, AR 4.1 mi
72936 Greenwood, AR 5.2 mi
72941 Lavaca, AR 7.3 mi
72916 Fort Smith, AR 7.4 mi
72903 Fort Smith, AR 9.2 mi
72940 Huntington, AR 9.8 mi
72908 Fort Smith, AR 9.9 mi
72901 Fort Smith, AR 12.0 mi
72937 Hackett, AR 12.2 mi
72906 Fort Smith, AR 12.2 mi

Find every ZIP code within 10 miles of 72905 →

Questions about this ZIP code

Where is ZIP code 72905?

72905 is in Fort Smith, Arkansas, in Sebastian County, part of the Fort Smith, AR-OK metropolitan area. Its published point location is 35.2631, -94.2421.

What county is 72905 in?

72905 lies in Sebastian County.

What area code is 72905?

Fort Smith uses area code 479, from NANPA's telephone records.

What time zone is 72905 in?

72905 uses America/Chicago.

How many people live in 72905?

About 0 people live in ZIP code 72905. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 72905?

The closest are 72923 (4.1 mi), 72936 (5.2 mi), 72941 (7.3 mi), 72916 (7.4 mi) and 72903 (9.2 mi).

Is 72905 a PO Box ZIP code?

72905 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “72905 ZIP Code — Fort Smith, Arkansas (Sebastian County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/72905

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