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/77631

77631

ZIP 77631 is in Orange, Texas, in Orange County; area code 409; Central time. Orange has 3 ZIP codes; the others are 77630 and 77632.

Type
No street area
Time zone
America/Chicago
County
Orange
Coordinates
30.0930, -93.7366

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 77630, whose figures describe that area — not this ZIP code.

☼ Live from 77631 — Orange, TX

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Where 77631 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 77631
  • 🔢 Type 77631 into a pocket calculator and turn it upside down: IEgLL — not quite a word, sorry.
  • ➕ As a number, 77,631 = 3 × 113 × 229. Its digits add up to 24, a total 2,425 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010111100111111
  • 🏠 Its numerical neighbours: 77630 (Orange, TX, 8 mi away) and 77632 (Orange, TX, 9 mi away).
  • 🔄 Backwards, 77631 becomes 13677 — and that is a real ZIP code: Pyrites, NY, 1,419 miles away.
  • 👥 24 other ZIP codes are made of exactly the same digits (13677, 13776, 17763, 31776, 36177, 37167, …). The farthest-flung twin is 13677 in Pyrites, NY, 1,419 miles away.
  • 🧭 Farther south than 93% of all ZIP codes, and farther west than 65%.
  • 🎯726 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 77631 and you would come out at 30.09°S, 86.26°E — 1,412 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 05m of daylight. Shortest: 10h 12m.
🌙 The sky over 77631 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments15This ZIP15
Employees506This ZIP506
Annual payroll$68,896,000This ZIP$68,896,000

Land area

ZIP codes near 77631

ZIPCityDistance
77639 Orangefield, TX 7.7 mi
77611 Bridge City, TX 7.7 mi
77630 Orange, TX 8.2 mi
77632 Orange, TX 8.5 mi
70668 Vinton, LA 9.7 mi
77626 Mauriceville, TX 11.8 mi
77643 Port Arthur, TX 12.0 mi
77642 Port Arthur, TX 13.2 mi
77614 Deweyville, TX 14.7 mi
77619 Groves, TX 14.8 mi

Find every ZIP code within 10 miles of 77631 →

Questions about this ZIP code

Where is ZIP code 77631?

77631 is in Orange, Texas, in Orange County, part of the Beaumont-Port Arthur, TX metropolitan area. Its published point location is 30.0930, -93.7366.

What county is 77631 in?

77631 lies in Orange County.

What area code is 77631?

Orange uses area code 409, from NANPA's telephone records.

What time zone is 77631 in?

77631 uses America/Chicago.

What ZIP codes are near 77631?

The closest are 77639 (7.7 mi), 77611 (7.7 mi), 77630 (8.2 mi), 77632 (8.5 mi) and 70668 (9.7 mi).

Is 77631 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. “77631 ZIP Code — Orange, Texas (Orange County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77631

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