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 — PREFIX/073

ZIP codes starting with 073

ZIP codes
11
States
NJ
Largest city
Jersey City, NJ
Population
294,078

The first three digits of a ZIP code identify a sectional center facility — the postal processing plant that sorts mail for the area. It is a mail-routing grouping, not an administrative boundary.

Every ZIP code in 073xx

ZIP codes starting with 073
ZIP City Type Population Median income Median home
07302 Jersey City , NJ Standard 56,220 $175,077 $865,100
07303 Jersey City , NJ No street area — — —
07304 Jersey City , NJ Standard 51,306 $70,986 $537,200
07305 Jersey City , NJ Standard 72,161 $76,527 $450,800
07306 Jersey City , NJ Standard 54,017 $74,953 $516,000
07307 Jersey City , NJ Standard 42,645 $83,297 $582,600
07308 Jersey City , NJ No street area — — —
07310 Jersey City , NJ Standard 16,015 $183,464 $844,400
07311 Jersey City , NJ Standard 1,714 $202,679 —
07395 Jersey City , NJ No street area — — —
07399 Jersey City , NJ No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 073.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/073

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