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zipcodes.pro — ZIP/75640

75640

ZIP 75640 is Diana, Texas, mostly in Harrison County; area codes 903 and 430; Central time.

Type
Standard
Time zone
America/Chicago
County
Harrison +2 more
Metro area
Longview, TX
Population
6,142
Coordinates
32.7084, -94.6832
☼ Live from 75640 — Diana, TX

Weather right now

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Local time: —

Where 75640 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 75640
  • 🔢 Type 75640 into a pocket calculator and turn it upside down: OhgSL — not quite a word, sorry.
  • ➕ As a number, 75,640 = 2 × 2 × 2 × 5 × 31 × 61. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010011101111000
  • 🏠 Its numerical neighbours: 75639 (De Berry, TX, 42 mi away) and 75641 (Easton, TX, 23 mi away).
  • 🔄 Backwards, 75640 becomes 04657 — and that is a real ZIP code: Meddybemps, ME, 1,682 miles away.
  • 👥 70 other ZIP codes are made of exactly the same digits (04576, 04657, 04675, 04756, 04765, 05476, …). The farthest-flung twin is 04756 in Madawaska, ME, 1,709 miles away.
  • 🧭 Farther south than 86% of all ZIP codes, and farther west than 68%.
  • 🎯538 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 75640 and you would come out at 32.71°S, 85.32°E — 1,388 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 18m of daylight. Shortest: 10h 00m.
  • 📏 At 86.9 square miles of land, 75640 is bigger than 74% of ZIP codes — room for about 66 Central Parks.
🌙 The sky over 75640 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population6,142This ZIP6,142
Households2,184This ZIP2,184
Housing units2,240This ZIP2,240
Median age38.3This ZIP38.3Texas35.6US 38.9
Median household income$80,967This ZIP$80,967Texas$78,476US $80,734
Median home value$272,600This ZIP$272,600Texas$283,800US $332,700
Median gross rent$1,564This ZIP$1,564Texas$1,403US $1,413
Bachelor's degree or higher24.4%This ZIP24.4%
Mean commute27.9 minThis ZIP27.9 min
Population density70.7 / sq miThis ZIP70.7 / sq mi

Business and tax activity

Business establishments54This ZIP54
Employees342This ZIP342
Annual payroll$12,820,000This ZIP$12,820,000
Tax returns filed2,420This ZIP2,420
Total adjusted gross income$175,670,000This ZIP$175,670,000

Land area

Land area86.92 sq miThis ZIP86.92 sq mi
Water area3.47 sq miThis ZIP3.47 sq mi

Counties 75640 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Harrison County 59.9%
Upshur County 37.4%
Marion County 2.7%

Other place names in 75640

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 75640

ZIPCityDistance
75605 Longview, TX 8.7 mi
75683 Ore City, TX 8.8 mi
75660 Judson, TX 9.6 mi
75651 Harleton, TX 9.6 mi
75645 Gilmer, TX 11.6 mi
75630 Avinger, TX 11.9 mi
75608 Longview, TX 13.5 mi
75668 Lone Star, TX 13.7 mi
75601 Longview, TX 14.0 mi
75606 Longview, TX 14.7 mi

Find every ZIP code within 10 miles of 75640 →

Questions about this ZIP code

Where is ZIP code 75640?

75640 is in Diana, Texas, in Harrison County, part of the Longview, TX metropolitan area. Its published point location is 32.7084, -94.6832.

What county is 75640 in?

75640 spans 3 counties: Harrison County, Upshur County and Marion County. Most of it falls in Harrison County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 75640?

Diana uses area codes 903 and 430, from NANPA's telephone records.

What time zone is 75640 in?

75640 uses America/Chicago.

How many people live in 75640?

About 6,142 people live in ZIP code 75640, in 2,184 households, at 70.7 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 75640?

$80,967 a year, against $78,476 across Texas.

What ZIP codes are near 75640?

The closest are 75605 (8.7 mi), 75683 (8.8 mi), 75660 (9.6 mi), 75651 (9.6 mi) and 75645 (11.6 mi).

Is 75640 a PO Box ZIP code?

75640 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “75640 ZIP Code — Diana, Texas (Harrison County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/75640

Machine-readable version of these facts:

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