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/549

ZIP codes starting with 549

ZIP codes
66
States
WI
Largest city
Neenah, WI
Population
503,497

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 549xx

ZIP codes starting with 549
ZIP City Type Population Median income Median home
54901 Oshkosh , WI Standard 37,294 $61,794 $177,700
54902 Oshkosh , WI Standard 22,243 $65,612 $170,800
54903 Oshkosh , WI No street area — — —
54904 Oshkosh , WI Standard 22,273 $93,341 $281,000
54906 Oshkosh , WI No street area — — —
54909 Almond , WI Standard 1,982 $80,417 $195,800
54911 Appleton , WI Standard 25,308 $67,001 $216,100
54912 Appleton , WI No street area — — —
54913 Appleton , WI Standard 25,147 $105,385 $393,400
54914 Appleton , WI Standard 31,849 $79,875 $237,400
54915 Appleton , WI Standard 44,367 $87,426 $269,700
54919 Appleton , WI No street area — — —
54921 Bancroft , WI Standard 1,482 $76,164 $176,000
54922 Bear Creek , WI Standard 1,101 $76,350 $218,100
54923 Berlin , WI Standard 8,793 $66,223 $189,300
54926 Big Falls , WI Standard 125 — $75,600
54927 Butte Des Morts , WI Standard 540 $128,523 $244,200
54928 Caroline , WI Standard 524 $73,355 $236,400
54929 Clintonville , WI Standard 8,776 $64,626 $167,100
54930 Coloma , WI Standard 1,840 $77,692 $194,100
54931 Dale , WI Standard 364 — $197,600
54932 Eldorado , WI Standard 1,218 $110,125 $271,000
54933 Embarrass , WI Standard 106 $63,125 $98,300
54934 Eureka , WI No street area — — —
54935 Fond Du Lac , WI Standard 41,613 $63,144 $180,200
54936 Fond Du Lac , WI No street area — — —
54937 Fond Du Lac , WI Standard 21,687 $81,841 $272,200
54940 Fremont , WI Standard 4,533 $90,813 $307,100
54941 Green Lake , WI Standard 2,563 $79,146 $276,000
54942 Greenville , WI Standard 11,020 $119,508 $355,900
54943 Hancock , WI Standard 2,250 $62,500 $207,100
54944 Hortonville , WI Standard 9,312 $100,523 $346,200
54945 Iola , WI Standard 3,470 $69,602 $216,800
54946 King , WI Standard 401 — —
54947 Larsen , WI Standard 2,323 $91,167 $280,400
54948 Leopolis , WI Standard 225 $62,969 $157,500
54949 Manawa , WI Standard 3,565 $90,786 $217,400
54950 Marion , WI Standard 2,802 $67,102 $161,500
54952 Menasha , WI Standard 27,312 $69,196 $213,200
54956 Neenah , WI Standard 46,567 $85,869 $256,900
54957 Neenah , WI No street area — — —
54960 Neshkoro , WI Standard 2,997 $66,625 $233,900
54961 New London , WI Standard 14,485 $71,824 $221,400
54962 Ogdensburg , WI Standard 1,025 $83,452 $205,500
54963 Omro , WI Standard 7,271 $86,227 $238,200
54964 Pickett , WI Standard 974 $82,857 $268,300
54965 Pine River , WI Standard 1,212 $60,625 $197,500
54966 Plainfield , WI Standard 2,202 $67,143 $156,200
54967 Poy Sippi , WI Standard 497 $51,555 $188,000
54968 Princeton , WI Standard 2,762 $65,758 $196,600
54969 Readfield , WI No street area — — —
54970 Redgranite , WI Standard 3,845 $64,309 $160,100
54971 Ripon , WI Standard 10,907 $66,699 $193,000
54974 Rosendale , WI Standard 1,415 $97,222 $263,600
54976 Saxeville , WI No street area — — —
54977 Scandinavia , WI Standard 1,592 $81,328 $249,300
54978 Tilleda , WI Standard 74 $120,000 —
54979 Van Dyne , WI Standard 2,037 $109,868 $295,000
54980 Waukau , WI Standard 218 $31,711 $190,100
54981 Waupaca , WI Standard 14,870 $72,640 $218,700
54982 Wautoma , WI Standard 6,958 $64,201 $203,100
54983 Weyauwega , WI Standard 4,144 $71,094 $229,700
54984 Wild Rose , WI Standard 3,394 $64,120 $216,200
54985 Winnebago , WI Standard 249 — —
54986 Winneconne , WI Standard 5,394 $93,189 $300,900
54990 Iola , WI No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 549.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/549

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