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/103

ZIP codes starting with 103

ZIP codes
14
States
NY
Largest city
Staten Island, NY
Population
494,956

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 103xx

ZIP codes starting with 103
ZIP City Type Population Median income Median home
10301 Staten Island , NY Standard 41,052 $85,609 $684,700
10302 Staten Island , NY Standard 19,030 $78,263 $611,900
10303 Staten Island , NY Standard 26,497 $83,947 $486,400
10304 Staten Island , NY Standard 45,658 $71,561 $678,700
10305 Staten Island , NY Standard 41,270 $83,413 $643,500
10306 Staten Island , NY Standard 57,428 $96,866 $693,900
10307 Staten Island , NY Standard 15,512 $147,184 $801,300
10308 Staten Island , NY Standard 30,568 $125,850 $656,400
10309 Staten Island , NY Standard 34,885 $116,098 $767,200
10310 Staten Island , NY Standard 25,672 $106,250 $633,400
10311 Staten Island , NY Standard 0 — —
10312 Staten Island , NY Standard 63,469 $110,719 $723,600
10313 Staten Island , NY No street area — — —
10314 Staten Island , NY Standard 93,915 $104,613 $682,300

Cite this page

zipcodes.pro. “ZIP codes starting with 103.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/103

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