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/404

ZIP codes starting with 404

ZIP codes
33
States
KY
Largest city
Richmond, KY
Population
198,694

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 404xx

ZIP codes starting with 404
ZIP City Type Population Median income Median home
40402 Annville , KY Standard 2,509 $56,250 $73,600
40403 Berea , KY Standard 27,607 $61,771 $200,200
40404 Berea , KY Standard 1,114 — —
40405 Bighill , KY No street area — — —
40409 Brodhead , KY Standard 3,445 $52,619 $123,600
40410 Bryantsville , KY No street area — — —
40419 Crab Orchard , KY Standard 5,250 $56,549 $124,100
40422 Danville , KY Standard 25,950 $59,615 $220,400
40423 Danville , KY No street area — — —
40434 Gray Hawk , KY Standard 112 — —
40437 Hustonville , KY Standard 4,488 $53,775 $126,000
40440 Junction City , KY Standard 2,428 $54,500 $134,700
40442 Kings Mountain , KY Standard 781 — $105,900
40444 Lancaster , KY Standard 14,276 $62,463 $218,000
40445 Livingston , KY Standard 755 $39,449 $82,800
40447 Mc Kee , KY Standard 8,014 $34,693 $106,800
40448 Mc Kinney , KY Standard 0 — —
40452 Mitchellsburg , KY No street area — — —
40456 Mount Vernon , KY Standard 8,370 $46,907 $156,300
40460 Orlando , KY Standard 1,358 $35,417 $69,000
40461 Paint Lick , KY Standard 2,527 $71,212 $201,800
40464 Parksville , KY Standard 936 $66,932 $153,300
40468 Perryville , KY Standard 2,084 $64,081 $172,200
40472 Ravenna , KY Standard 1,276 $41,328 $101,700
40473 Renfro Valley , KY No street area — — —
40475 Richmond , KY Standard 65,961 $63,050 $244,300
40476 Richmond , KY No street area — — —
40481 Sandgap , KY Standard 209 $50,417 —
40484 Stanford , KY Standard 12,331 $52,609 $165,500
40486 Tyner , KY Standard 2,375 $64,917 $157,500
40488 Waneta , KY No street area — — —
40489 Waynesburg , KY Standard 4,538 $56,034 $91,200
40492 Wildie , KY No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 404.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/404

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