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/576

ZIP codes starting with 576

ZIP codes
32
States
SD
Largest city
Eagle Butte, SD
Population
20,274

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 576xx

ZIP codes starting with 576
ZIP City Type Population Median income Median home
57601 Mobridge , SD Standard 3,422 $66,003 $154,600
57620 Bison , SD Standard 564 $90,500 $106,300
57621 Bullhead , SD Standard 294 $32,589 —
57622 Cherry Creek , SD Standard 234 — —
57623 Dupree , SD Standard 902 $59,946 $86,600
57625 Eagle Butte , SD Standard 3,775 $43,235 $68,000
57626 Faith , SD Standard 979 $68,036 $124,600
57630 Glencross , SD Standard 11 — —
57631 Glenham , SD Standard 364 $56,827 $162,500
57632 Herreid , SD Standard 757 $81,719 $108,800
57633 Isabel , SD Standard 445 $78,750 $70,000
57634 Keldron , SD Standard 131 $88,125 $151,600
57636 Lantry , SD Standard 104 $112,375 $108,800
57638 Lemmon , SD Standard 1,852 $58,533 $101,100
57639 Little Eagle , SD Standard 290 $21,250 —
57640 Lodgepole , SD Standard 41 $250,000+ $337,500
57641 Mc Intosh , SD Standard 215 $83,750 $77,500
57642 Mc Laughlin , SD Standard 1,969 $58,750 $70,000
57644 Meadow , SD Standard 388 $68,229 $229,300
57645 Morristown , SD Standard 184 $56,667 $52,100
57646 Mound City , SD Standard 272 $101,406 $113,300
57648 Pollock , SD Standard 465 $61,354 $99,200
57649 Prairie City , SD Standard 273 $84,500 —
57650 Ralph , SD Standard 17 — —
57651 Reva , SD Standard 191 $94,559 $212,500
57652 Ridgeview , SD Standard 265 $19,327 —
57656 Timber Lake , SD Standard 1,000 $66,094 $86,300
57657 Trail City , SD Standard 247 — $57,100
57658 Wakpala , SD Standard 319 $23,000 $85,000
57659 Walker , SD Standard 16 $103,333 —
57660 Watauga , SD Standard 111 $67,292 $86,300
57661 Whitehorse , SD Standard 177 $55,000 —

Cite this page

zipcodes.pro. “ZIP codes starting with 576.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/576

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