Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/73506

73506

ZIP 73506 is in Lawton, Oklahoma, in Comanche County; area code 580; Central time. Lawton has 5 ZIP codes; the others are 73501, 73502, 73505 and 73507.

Type
No street area
Time zone
America/Chicago
County
Comanche
Metro area
Lawton, OK
Coordinates
34.6309, -98.4576

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 73505, whose figures describe that area — not this ZIP code.

☼ Live from 73506 — Lawton, OK

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Where 73506 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 73506
  • 🔢 Type 73506 into a pocket calculator and turn it upside down: gOSEL — not quite a word, sorry.
  • ➕ As a number, 73,506 = 2 × 3 × 12251. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10001111100100010
  • 🏠 Its numerical neighbours: 73505 (Lawton, OK, 4 mi away) and 73507 (Lawton, OK, 7 mi away).
  • 🔄 Backwards, 73506 becomes 60537 — and that is a real ZIP code: Millington, IL, 718 miles away.
  • 👥 59 other ZIP codes are made of exactly the same digits (03576, 03756, 03765, 05673, 05736, 05763, …). The farthest-flung twin is 03576 in Colebrook, NH, 1,593 miles away.
  • 🧭 Farther south than 76% of all ZIP codes, and farther west than 78%.
  • 🎯359 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 73506 and you would come out at 34.63°S, 81.54°E — 1,168 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 29m of daylight. Shortest: 9h 50m.
🌙 The sky over 73506 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments14This ZIP14
Employees438This ZIP438
Annual payroll$4,034,000This ZIP$4,034,000

Land area

ZIP codes near 73506

ZIPCityDistance
73503 Fort Sill, OK 4.1 mi
73502 Lawton, OK 4.1 mi
73505 Lawton, OK 4.4 mi
73507 Lawton, OK 6.8 mi
73557 Medicine Park, OK 7.3 mi
73527 Cache, OK 10.0 mi
73501 Lawton, OK 10.7 mi
73538 Elgin, OK 10.9 mi
73543 Geronimo, OK 11.7 mi
73558 Meers, OK 12.6 mi

Find every ZIP code within 10 miles of 73506 →

Questions about this ZIP code

Where is ZIP code 73506?

73506 is in Lawton, Oklahoma, in Comanche County, part of the Lawton, OK metropolitan area. Its published point location is 34.6309, -98.4576.

What county is 73506 in?

73506 lies in Comanche County.

What area code is 73506?

Lawton uses area code 580, from NANPA's telephone records.

What time zone is 73506 in?

73506 uses America/Chicago.

What ZIP codes are near 73506?

The closest are 73503 (4.1 mi), 73502 (4.1 mi), 73505 (4.4 mi), 73507 (6.8 mi) and 73557 (7.3 mi).

Is 73506 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “73506 ZIP Code — Lawton, Oklahoma (Comanche County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/73506

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