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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/48663

48663

ZIP 48663 is in Saginaw, Michigan, in Saginaw County; area code 989; Eastern time. Saginaw has 11 ZIP codes in all.

Type
No street area
Time zone
America/Detroit
County
Saginaw
Metro area
Saginaw, MI
Coordinates
43.4195, -83.9508

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 48601, whose figures describe that area — not this ZIP code.

☼ Live from 48663 — Saginaw, MI

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Where 48663 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 48663
  • 🔢 Type 48663 into a pocket calculator and turn it upside down: EggBh — not quite a word, sorry.
  • ➕ As a number, 48,663 = 3 × 3 × 5407. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011111000010111
  • 🏠 Its numerical neighbours: 48662 (Wheeler, MI, 23 mi away) and 48667 (Midland, MI, 20 mi away).
  • 🔄 Backwards, 48663 becomes 36684, which is not a ZIP code at all.
  • 👥 28 other ZIP codes are made of exactly the same digits (34668, 38646, 38664, 46368, 46863, 48366, …). The farthest-flung twin is 86436 in Topock, AZ, 1,729 miles away.
  • 🧭 Farther north than 85% of all ZIP codes, and farther east than 60%.
  • 🎯794 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 48663 and you would come out at 43.42°S, 96.05°E — 1,290 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 25m of daylight. Shortest: 8h 57m.
🌙 The sky over 48663 today
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Source: USGS.

Land area

ZIP codes near 48663

ZIPCityDistance
48602 Saginaw, MI 1.2 mi
48607 Saginaw, MI 1.2 mi
48724 Carrollton, MI 2.9 mi
48638 Saginaw, MI 3.4 mi
48601 Saginaw, MI 3.5 mi
48603 Saginaw, MI 4.8 mi
48604 Saginaw, MI 5.6 mi
48605 Saginaw, MI 5.7 mi
48606 Saginaw, MI 6.4 mi
48608 Saginaw, MI 6.4 mi

Find every ZIP code within 10 miles of 48663 →

Questions about this ZIP code

Where is ZIP code 48663?

48663 is in Saginaw, Michigan, in Saginaw County, part of the Saginaw, MI metropolitan area. Its published point location is 43.4195, -83.9508.

What county is 48663 in?

48663 lies in Saginaw County.

What area code is 48663?

Saginaw uses area code 989, from NANPA's telephone records.

What time zone is 48663 in?

48663 uses America/Detroit.

What ZIP codes are near 48663?

The closest are 48602 (1.2 mi), 48607 (1.2 mi), 48724 (2.9 mi), 48638 (3.4 mi) and 48601 (3.5 mi).

Is 48663 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. “48663 ZIP Code — Saginaw, Michigan (Saginaw County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/48663

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