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/051

ZIP codes starting with 051

ZIP codes
17
States
VT
Largest city
Springfield, VT
Population
29,346

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 051xx

ZIP codes starting with 051
ZIP City Type Population Median income Median home
05101 Bellows Falls , VT Standard 4,165 $70,299 $209,100
05141 Cambridgeport , VT Standard 66 — $429,200
05142 Cavendish , VT Standard 564 $83,833 $292,300
05143 Chester , VT Standard 4,767 $70,610 $255,200
05146 Grafton , VT Standard 678 $77,500 $323,100
05148 Londonderry , VT Standard 1,401 $105,795 $385,300
05149 Ludlow , VT Standard 2,241 $64,191 $365,300
05150 North Springfield , VT Standard 418 $68,108 $182,000
05151 Perkinsville , VT Standard 1,590 $96,836 $265,600
05152 Peru , VT Standard 448 $129,500 $392,000
05153 Proctorsville , VT Standard 851 $87,292 $292,400
05154 Saxtons River , VT Standard 479 — $164,100
05155 South Londonderry , VT Standard 735 $64,630 $286,100
05156 Springfield , VT Standard 9,116 $66,679 $204,300
05158 Westminster , VT Standard 1,151 $71,875 $253,000
05159 Westminster Station , VT No street area — — —
05161 Weston , VT Standard 676 $120,000 $547,900

Cite this page

zipcodes.pro. “ZIP codes starting with 051.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/051

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