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/665

ZIP codes starting with 665

ZIP codes
44
States
KS
Largest city
Manhattan, KS
Population
132,482

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 665xx

ZIP codes starting with 665
ZIP City Type Population Median income Median home
66501 Mc Farland , KS Standard 363 $59,500 $93,800
66502 Manhattan , KS Standard 43,693 $54,833 $223,100
66503 Manhattan , KS Standard 17,273 $97,846 $339,100
66505 Manhattan , KS No street area — — —
66506 Manhattan , KS Standard 3,155 — —
66507 Maple Hill , KS Standard 1,438 $96,786 $218,400
66508 Marysville , KS Standard 3,987 $55,636 $135,400
66509 Mayetta , KS Standard 1,974 $65,958 $189,200
66510 Melvern , KS Standard 684 $57,262 $178,300
66512 Meriden , KS Standard 3,678 $79,008 $214,100
66514 Milford , KS Standard 1,350 $93,889 $227,400
66515 Morrill , KS Standard 362 $89,375 $98,500
66516 Netawaka , KS Standard 408 $80,938 $174,000
66517 Ogden , KS Standard 1,696 $68,421 $156,800
66518 Oketo , KS Standard 211 — $153,000
66520 Olsburg , KS Standard 635 $94,911 $241,700
66521 Onaga , KS Standard 1,417 $61,250 $193,000
66522 Oneida , KS Standard 130 $57,500 $50,000
66523 Osage City , KS Standard 3,941 $74,716 $167,200
66524 Overbrook , KS Standard 2,473 $84,375 $173,100
66526 Paxico , KS Standard 693 $78,750 $170,400
66527 Powhattan , KS Standard 244 $60,750 $69,200
66528 Quenemo , KS Standard 761 $73,472 —
66531 Riley , KS Standard 1,256 $79,063 $188,000
66532 Robinson , KS Standard 527 $76,875 $118,800
66533 Rossville , KS Standard 1,595 $62,237 $195,100
66534 Sabetha , KS Standard 3,381 $73,050 $198,900
66535 Saint George , KS Standard 3,556 $78,642 $237,100
66536 Saint Marys , KS Standard 4,204 $85,568 $224,600
66537 Scranton , KS Standard 1,475 $70,000 $99,800
66538 Seneca , KS Standard 3,602 $78,981 $299,300
66539 Silver Lake , KS Standard 3,092 $87,554 $230,600
66540 Soldier , KS Standard 582 $52,368 $179,200
66541 Summerfield , KS Standard 234 $36,563 $80,600
66542 Tecumseh , KS Standard 3,019 $108,218 $234,700
66543 Vassar , KS Standard 980 $75,288 $172,200
66544 Vermillion , KS Standard 287 $97,212 $75,800
66546 Wakarusa , KS Standard 1,143 $86,607 $232,300
66547 Wamego , KS Standard 8,579 $103,454 $219,200
66548 Waterville , KS Standard 975 $70,568 $89,800
66549 Westmoreland , KS Standard 1,526 $79,318 $202,300
66550 Wetmore , KS Standard 552 $59,531 $130,000
66552 Whiting , KS Standard 581 $78,500 $144,600
66554 Randolph , KS Standard 770 $97,411 $194,400

Cite this page

zipcodes.pro. “ZIP codes starting with 665.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/665

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