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/39505

39505

ZIP 39505 is in Gulfport, Mississippi, in Harrison County; area code 228; Central time. Gulfport has 6 ZIP codes; the others are 39501, 39502, 39503, 39506 and 39507.

Type
No street area
Time zone
America/Chicago
County
Harrison
Metro area
Gulfport-Biloxi, MS
Coordinates
30.4158, -89.0684

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 39503, whose figures describe that area — not this ZIP code.

☼ Live from 39505 — Gulfport, MS

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Where 39505 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 39505
  • 🔢 Type 39505 into a pocket calculator and turn it upside down: SOSGE — not quite a word, sorry.
  • ➕ As a number, 39,505 = 5 × 7901. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1001101001010001
  • 🏠 Its numerical neighbours: 39503 (Gulfport, MS, 6 mi away) and 39506 (Gulfport, MS, 0 mi away).
  • 🔄 Backwards, 39505 becomes 50593 — and that is a real ZIP code: Varina, IA, 905 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (03595, 05359, 09355, 30559, 35905, 35950, …). The farthest-flung twin is 09355 in APO AE, a military post office, 4,861 miles away.
  • 🧭 Farther south than 92% of all ZIP codes, and farther west than 53%.
  • 🎯843 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 39505 and you would come out at 30.42°S, 90.93°E — 1,317 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 07m of daylight. Shortest: 10h 11m.
🌙 The sky over 39505 today
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Source: USGS.

Business and tax activity

Business establishments16This ZIP16
Employees469This ZIP469
Annual payroll$33,343,000This ZIP$33,343,000

Land area

ZIP codes near 39505

ZIPCityDistance
39502 Gulfport, MS 0.0 mi
39506 Gulfport, MS 0.0 mi
39535 Biloxi, MS 0.0 mi
39507 Gulfport, MS 2.3 mi
39501 Gulfport, MS 2.7 mi
39503 Gulfport, MS 6.0 mi
39531 Biloxi, MS 6.1 mi
39560 Long Beach, MS 6.7 mi
39532 Biloxi, MS 8.1 mi
39534 Biloxi, MS 8.8 mi

Find every ZIP code within 10 miles of 39505 →

Questions about this ZIP code

Where is ZIP code 39505?

39505 is in Gulfport, Mississippi, in Harrison County, part of the Gulfport-Biloxi, MS metropolitan area. Its published point location is 30.4158, -89.0684.

What county is 39505 in?

39505 lies in Harrison County.

What area code is 39505?

Gulfport uses area code 228, from NANPA's telephone records.

What time zone is 39505 in?

39505 uses America/Chicago.

What ZIP codes are near 39505?

The closest are 39502 (0 mi), 39506 (0 mi), 39535 (0 mi), 39507 (2.3 mi) and 39501 (2.7 mi).

Is 39505 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. “39505 ZIP Code — Gulfport, Mississippi (Harrison County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/39505

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/39505.json

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