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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/75958

75958

ZIP 75958 is Martinsville, Texas, in Nacogdoches County; area code 936; Central time.

Type
No street area
Time zone
America/Chicago
County
Nacogdoches
Metro area
Nacogdoches, TX
Coordinates
31.6427, -94.4141

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 75961, whose figures describe that area — not this ZIP code.

☼ Live from 75958 — Martinsville, TX

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Where 75958 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 75958
  • 🔢 Type 75958 into a pocket calculator and turn it upside down: BSGSL — not quite a word, sorry.
  • ➕ As a number, 75,958 = 2 × 163 × 233. Its digits add up to 34, a total 322 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010100010110110
  • 🏠 Its numerical neighbours: 75956 (Kirbyville, TX, 71 mi away) and 75959 (Milam, TX, 35 mi away).
  • 🔄 Backwards, 75958 becomes 85957, which is not a ZIP code at all.
  • 👥 16 other ZIP codes are made of exactly the same digits (55798, 55987, 58579, 58759, 58795, 59758, …). The farthest-flung twin is 98575 in Quinault, WA, 1,891 miles away.
  • 🧭 Farther south than 89% of all ZIP codes, and farther west than 67%.
  • 🎯612 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 75958 and you would come out at 31.64°S, 85.59°E — 1,460 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 13m of daylight. Shortest: 10h 05m.
🌙 The sky over 75958 today
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Source: USGS.

Land area

ZIP codes near 75958

ZIPCityDistance
75961 Nacogdoches, TX 7.9 mi
75937 Chireno, TX 11.2 mi
75978 Woden, TX 11.6 mi
75946 Garrison, TX 13.3 mi
75935 Center, TX 13.7 mi
75965 Nacogdoches, TX 13.8 mi
75962 Nacogdoches, TX 13.9 mi
75963 Nacogdoches, TX 14.9 mi
75975 Timpson, TX 17.1 mi
75972 San Augustine, TX 19.8 mi

Find every ZIP code within 10 miles of 75958 →

Questions about this ZIP code

Where is ZIP code 75958?

75958 is in Martinsville, Texas, in Nacogdoches County, part of the Nacogdoches, TX micropolitan area. Its published point location is 31.6427, -94.4141.

What county is 75958 in?

75958 lies in Nacogdoches County.

What area code is 75958?

Martinsville uses area code 936, from NANPA's telephone records.

What time zone is 75958 in?

75958 uses America/Chicago.

What ZIP codes are near 75958?

The closest are 75961 (7.9 mi), 75937 (11.2 mi), 75978 (11.6 mi), 75946 (13.3 mi) and 75935 (13.7 mi).

Is 75958 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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zipcodes.pro. “75958 ZIP Code — Martinsville, Texas (Nacogdoches County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/75958

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