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/29578

29578

ZIP 29578 is in Myrtle Beach, South Carolina, in Horry County; area codes 843 and 854; Eastern time. Myrtle Beach has 7 ZIP codes in all.

Type
No street area
Time zone
America/New_York
County
Horry
Coordinates
33.7389, -78.9996

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 29588, whose figures describe that area — not this ZIP code.

☼ Live from 29578 — Myrtle Beach, SC

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Where 29578 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 29578
  • 🔢 Type 29578 into a pocket calculator and turn it upside down: BLSGZ — not quite a word, sorry.
  • ➕ As a number, 29,578 = 2 × 23 × 643. Its digits add up to 31, a total 799 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 111001110001010
  • 🏠 Its numerical neighbours: 29577 (Myrtle Beach, SC, 6 mi away) and 29579 (Myrtle Beach, SC, 5 mi away).
  • 🔄 Backwards, 29578 becomes 87592 — and that is a real ZIP code: Santa Fe, NM, 1,534 miles away.
  • 👥 37 other ZIP codes are made of exactly the same digits (25879, 25978, 27589, 27895, 27958, 27985, …). The farthest-flung twin is 98527 in Bay Center, WA, 2,493 miles away.
  • 🧭 Farther south than 81% of all ZIP codes, and farther east than 76%.
  • 🎯1,159 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 29578 and you would come out at 33.74°S, 101.00°E — 871 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 24m of daylight. Shortest: 9h 54m.
🌙 The sky over 29578 today
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  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments45This ZIP45
Employees559This ZIP559
Annual payroll$33,439,000This ZIP$33,439,000

Land area

ZIP codes near 29578

ZIPCityDistance
29588 Myrtle Beach, SC 4.9 mi
29579 Myrtle Beach, SC 5.3 mi
29577 Myrtle Beach, SC 6.1 mi
29575 Myrtle Beach, SC 7.7 mi
29587 Myrtle Beach, SC 8.4 mi
29527 Conway, SC 8.7 mi
29526 Conway, SC 9.0 mi
29576 Murrells Inlet, SC 12.1 mi
29572 Myrtle Beach, SC 12.1 mi
29585 Pawleys Island, SC 13.6 mi

Find every ZIP code within 10 miles of 29578 →

Questions about this ZIP code

Where is ZIP code 29578?

29578 is in Myrtle Beach, South Carolina, in Horry County, part of the Myrtle Beach-Conway-North Myrtle Beach, SC metropolitan area. Its published point location is 33.7389, -78.9996.

What county is 29578 in?

29578 lies in Horry County.

What area code is 29578?

Myrtle Beach uses area codes 843 and 854, from NANPA's telephone records.

What time zone is 29578 in?

29578 uses America/New_York.

What ZIP codes are near 29578?

The closest are 29588 (4.9 mi), 29579 (5.3 mi), 29577 (6.1 mi), 29575 (7.7 mi) and 29587 (8.4 mi).

Is 29578 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. “29578 ZIP Code — Myrtle Beach, South Carolina (Horry County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/29578

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/29578.json

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