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/01301

01301

ZIP 01301 is in Greenfield, Massachusetts, in Franklin County; area code 413; Eastern time. Greenfield has 2 ZIP codes; the other is 01302.

Type
Standard
Time zone
America/New_York
County
Franklin
Metro area
Greenfield, MA
Population
17,876
Coordinates
42.6268, -72.6015
☼ Live from 01301 — Greenfield, MA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 01301 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 01301
  • 🔢 Type 01301 into a pocket calculator and turn it upside down: IOEIO — not quite a word, sorry.
  • ➕ 01301 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 5, a total 55 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10100010101
  • 🏠 Its numerical neighbours: 01270 (Windsor, MA, 24 mi away) and 01302 (Greenfield, MA, 7 mi away).
  • 🔄 Backwards, 01301 becomes 10310 — and that is a real ZIP code: Staten Island, NY, 158 miles away.
  • 👥 18 other ZIP codes are made of exactly the same digits (01013, 01031, 01103, 03101, 03110, 10013, …). The farthest-flung twin is 31010 in Cordele, GA, 960 miles away.
  • 🧭 Farther north than 80% of all ZIP codes, and farther east than 94%.
  • 🎯1,358 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01301 and you would come out at 42.63°S, 107.40°E — 871 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 19m of daylight. Shortest: 9h 03m.
  • 📏 At 25.3 square miles of land, 01301 is bigger than 42% of ZIP codes — room for about 19 Central Parks.
🌙 The sky over 01301 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population17,876This ZIP17,876
Households8,271This ZIP8,271
Housing units8,819This ZIP8,819
Median age44.8This ZIP44.8Massachusetts40.0US 38.9
Median household income$56,176This ZIP$56,176Massachusetts$103,960US $80,734
Median home value$265,300This ZIP$265,300Massachusetts$562,100US $332,700
Median gross rent$1,109This ZIP$1,109Massachusetts$1,762US $1,413
Bachelor's degree or higher39.3%This ZIP39.3%
Mean commute17.5 minThis ZIP17.5 min
Population density705.2 / sq miThis ZIP705.2 / sq mi

Business and tax activity

Business establishments547This ZIP547
Employees7,738This ZIP7,738
Annual payroll$375,291,000This ZIP$375,291,000
Tax returns filed8,670This ZIP8,670
Total adjusted gross income$550,288,000This ZIP$550,288,000

Land area

Land area25.35 sq miThis ZIP25.35 sq mi
Water area0.54 sq miThis ZIP0.54 sq mi

Other place names in 01301

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

ZIP codes near 01301

ZIPCityDistance
01376 Turners Falls, MA 3.8 mi
01337 Bernardston, MA 4.4 mi
01354 Gill, MA 4.7 mi
01342 Deerfield, MA 5.7 mi
01347 Lake Pleasant, MA 6.4 mi
01370 Shelburne Falls, MA 6.8 mi
01351 Montague, MA 7.2 mi
01302 Greenfield, MA 7.3 mi
01340 Colrain, MA 7.7 mi
01349 Millers Falls, MA 8.0 mi

Find every ZIP code within 10 miles of 01301 →

Questions about this ZIP code

Where is ZIP code 01301?

01301 is in Greenfield, Massachusetts, in Franklin County, part of the Greenfield, MA micropolitan area. Its published point location is 42.6268, -72.6015.

What county is 01301 in?

01301 lies in Franklin County.

What area code is 01301?

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

What time zone is 01301 in?

01301 uses America/New_York.

How many people live in 01301?

About 17,876 people live in ZIP code 01301, in 8,271 households, at 705.2 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 01301?

$56,176 a year, against $103,960 across Massachusetts.

What ZIP codes are near 01301?

The closest are 01376 (3.8 mi), 01337 (4.4 mi), 01354 (4.7 mi), 01342 (5.7 mi) and 01347 (6.4 mi).

Is 01301 a PO Box ZIP code?

01301 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “01301 ZIP Code — Greenfield, Massachusetts (Franklin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01301

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/01301.json

Underlying data is public domain or openly licensed — sources, vintages and licences.