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/834

ZIP codes starting with 834

ZIP codes
46
States
ID and WY
Largest city
Rexburg, ID
Population
253,070

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 834xx

ZIP codes starting with 834
ZIP City Type Population Median income Median home
83401 Idaho Falls , ID Standard 47,972 $78,497 $358,700
83402 Idaho Falls , ID Standard 29,994 $74,517 $334,900
83403 Idaho Falls , ID No street area — — —
83404 Idaho Falls , ID Standard 27,500 $82,103 $394,300
83405 Idaho Falls , ID No street area — — —
83406 Idaho Falls , ID Standard 19,696 $86,991 $392,200
83414 Alta , WY Standard 502 — $1,285,000
83415 Idaho Falls , ID No street area — — —
83420 Ashton , ID Standard 2,580 $69,286 $337,700
83421 Chester , ID Standard 220 — $282,400
83422 Driggs , ID Standard 3,847 $96,530 $548,600
83423 Dubois , ID Standard 729 $53,472 $211,800
83424 Felt , ID Standard 168 $150,714 $803,600
83425 Hamer , ID Standard 622 $80,833 $227,200
83427 Iona , ID Standard 2,931 $84,009 $426,500
83428 Irwin , ID Standard 576 $68,750 $574,400
83429 Island Park , ID Standard 628 $78,565 $502,200
83431 Lewisville , ID Standard 1,045 $90,833 $241,700
83433 Macks Inn , ID Standard 36 $94,250 $265,000
83434 Menan , ID Standard 1,816 $82,731 $277,400
83435 Monteview , ID Standard 600 $73,750 $221,000
83436 Newdale , ID Standard 778 $80,000 $337,100
83438 Parker , ID Standard 327 $145,714 $232,800
83440 Rexburg , ID Standard 51,421 $58,159 $419,300
83441 Rexburg , ID No street area — — —
83442 Rigby , ID Standard 25,609 $88,260 $449,300
83443 Ririe , ID Standard 1,364 $65,590 $247,700
83444 Roberts , ID Standard 1,261 $88,438 $263,000
83445 Saint Anthony , ID Standard 7,975 $68,012 $283,800
83446 Spencer , ID Standard 24 $74,688 —
83448 Sugar City , ID Standard 3,365 $76,000 $381,900
83449 Swan Valley , ID Standard 273 $82,368 $574,000
83450 Terreton , ID Standard 1,207 $70,046 $231,300
83451 Teton , ID Standard 993 $67,946 $259,300
83452 Tetonia , ID Standard 2,237 $72,083 $565,800
83454 Ucon , ID Standard 409 $66,607 $357,700
83455 Victor , ID Standard 6,173 $121,964 $789,100
83460 Rexburg , ID Standard 56 — —
83462 Carmen , ID Standard 667 — $456,100
83463 Gibbonsville , ID Standard 66 $58,000 $327,600
83464 Leadore , ID Standard 296 $40,625 $216,200
83465 Lemhi , ID Standard 104 $64,464 $425,000
83466 North Fork , ID Standard 197 — $520,000
83467 Salmon , ID Standard 6,590 $53,917 $316,700
83468 Tendoy , ID Standard 191 $85,250 $364,300
83469 Shoup , ID Standard 25 — —

Cite this page

zipcodes.pro. “ZIP codes starting with 834.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/834

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