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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/01128

01128

ZIP 01128 is in Springfield, Massachusetts, in Hampden County; area code 413; Eastern time. Springfield has 19 ZIP codes in all.

Type
Standard
Time zone
America/New_York
County
Hampden
Metro area
Springfield, MA
Population
2,896
Coordinates
42.0923, -72.4891
☼ Live from 01128 — Springfield, MA

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Where 01128 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 01128
  • 🔢 Type 01128 into a pocket calculator and turn it upside down: BZIIO — not quite a word, sorry.
  • ➕ As a number, 1,128 = 2 × 2 × 2 × 3 × 47. Its digits add up to 12, a total 940 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10001101000
  • 🏠 Its numerical neighbours: 01119 (Springfield, MA, 3 mi away) and 01129 (Springfield, MA, 2 mi away).
  • 🔄 Backwards, 01128 becomes 82110, which is not a ZIP code at all.
  • 👥 34 other ZIP codes are made of exactly the same digits (01812, 01821, 02118, 10128, 10281, 11208, …). The farthest-flung twin is 81120 in Antonito, CO, 1,821 miles away.
  • 🧭 Farther north than 76% of all ZIP codes, and farther east than 94%.
  • 🎯1,365 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01128 and you would come out at 42.09°S, 107.51°E — 838 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 15m of daylight. Shortest: 9h 06m.
  • 📏 At 1.1 square miles of land, 01128 is bigger than 8% of ZIP codes — about 537 football fields.
🌙 The sky over 01128 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population2,896This ZIP2,896
Households1,022This ZIP1,022
Housing units1,022This ZIP1,022
Median age39.6This ZIP39.6Massachusetts40.0US 38.9
Median household income$100,313This ZIP$100,313Massachusetts$103,960US $80,734
Median home value$272,100This ZIP$272,100Massachusetts$562,100US $332,700
Bachelor's degree or higher40.3%This ZIP40.3%
Mean commute23.0 minThis ZIP23.0 min
Population density2,611.4 / sq miThis ZIP2,611.4 / sq mi

Business and tax activity

Business establishments40This ZIP40
Employees824This ZIP824
Annual payroll$26,415,000This ZIP$26,415,000
Tax returns filed1,500This ZIP1,500
Total adjusted gross income$99,296,000This ZIP$99,296,000

Land area

Land area1.11 sq miThis ZIP1.11 sq mi
Water area0.00 sq mi

Other place names in 01128

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

ZIP codes near 01128

ZIPCityDistance
01129 Springfield, MA 1.8 mi
01118 Springfield, MA 1.9 mi
01028 East Longmeadow, MA 2.1 mi
01119 Springfield, MA 2.5 mi
01109 Springfield, MA 3.6 mi
01108 Springfield, MA 3.7 mi
01036 Hampden, MA 3.9 mi
01151 Indian Orchard, MA 4.2 mi
01105 Springfield, MA 4.5 mi
01095 Wilbraham, MA 4.7 mi

Find every ZIP code within 10 miles of 01128 →

Questions about this ZIP code

Where is ZIP code 01128?

01128 is in Springfield, Massachusetts, in Hampden County, part of the Springfield, MA metropolitan area. Its published point location is 42.0923, -72.4891.

What county is 01128 in?

01128 lies in Hampden County.

What area code is 01128?

Springfield uses area code 413, from NANPA's telephone records.

What time zone is 01128 in?

01128 uses America/New_York.

How many people live in 01128?

About 2,896 people live in ZIP code 01128, in 1,022 households, at 2,611.4 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 01128?

$100,313 a year, against $103,960 across Massachusetts.

What ZIP codes are near 01128?

The closest are 01129 (1.8 mi), 01118 (1.9 mi), 01028 (2.1 mi), 01119 (2.5 mi) and 01109 (3.6 mi).

Is 01128 a PO Box ZIP code?

01128 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “01128 ZIP Code — Springfield, Massachusetts (Hampden County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01128

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