Illinois Zip Codes

1,335 zip codes in Illinois. Capital: Springfield. Nickname: Prairie State.

Quick Facts

Total ZIP codes: 1,335
Counties covered: 102
Cities and places: 1,056
Top cities by ZIP count: Chicago, Rockford, Bridgeview
Time zone: Central Time (CT)
Capital: Springfield

Top ZIP Rankings in Illinois

Ranked top 10 lists by household income, population, and home value.

Illinois

Cheapest ZIP Codes

Illinois

Highest Income ZIP Codes

Illinois

Most Populated ZIP Codes

About Illinois Zip Codes

Illinois (IL), known as the Prairie State, with its capital in Springfield, contains 1,335 unique USPS ZIP codes distributed across 102 counties and 1,056 distinct cities and places. The state observes Central Time (CT). ZIP codes here cover residential addresses, PO box ranges, business districts, and unique large-volume customer codes.

The cities with the most ZIP codes in Illinois are Chicago, Rockford, Bridgeview, Peoria, East Saint Louis. Larger metro areas use multiple ZIP codes to separate neighborhoods, business districts, and PO box ranges. The counties with the highest ZIP density are Cook County, DuPage County, Champaign County, Lake County, Madison County, reflecting both population and geographic spread.

Illinois ZIP codes range from 60002 to 62999. The first digit reflects the USPS national region and the next two narrow down to a sectional center facility that routes mail across the state. Use the lists below to browse every ZIP code by county or by city, or jump straight to a ZIP for population, income, housing, weather, and cost of living details.

Browse by County

Browse by Top Cities

Chicago (54)
Rockford (10)
Bridgeview (7)
Peoria (7)
East Saint Louis (7)
Belleville (7)
Joliet (5)
Clinton (5)
Danville (5)
Springfield (5)
Cairo (5)
Belvidere (4)
Decatur (4)
Carbondale (4)
Arlington Heights (3)
Hanover Park (3)
Melrose Park (3)
Evanston (3)
Oak Park (3)
Aurora (3)
Naperville (3)
Dixon (3)
Abingdon (3)
Blandinsville (3)
Bloomington (3)

All Zip Codes in Illinois

Adams County (15 ZIP codes)

Zip Code	City
62301	Quincy
62320	Camp Point
62324	Mount Sterling
62325	Camp Point
62338	Fowler
62339	Golden
62346	Golden
62347	Liberty
62348	Lima
62349	Loraine
62351	Mendon
62359	Camp Point
62360	Payson
62365	Liberty
62376	Ursa

Alexander County (6 ZIP codes)

Zip Code	City
62914	Cairo
62957	Mc Clure
62962	Cairo
62969	Cairo
62988	Tamms
62990	Thebes

Bond County (7 ZIP codes)

Zip Code	City
62086	Sorento
62246	Greenville
62253	Keyesport
62262	Mulberry Grove
62273	Pierron
62275	Pocahontas
62284	Greenville

Boone County (5 ZIP codes)

Zip Code	City
61008	Belvidere
61011	Belvidere
61012	Capron
61038	Belvidere
61065	Belvidere

Brown County (3 ZIP codes)

Zip Code	City
62353	Mount Sterling
62375	Mount Sterling
62378	Versailles

Bureau County (24 ZIP codes)

Zip Code	City
61312	Arlington
61314	Buda
61315	Bureau
61317	Cherry
61320	Dalzell
61322	Depue
61323	Dover
61328	Ohio
61329	Ladd
61330	La Moille
61337	Malden
61338	Manlius
61344	Mineral
61345	Neponset
61346	New Bedford
61349	Ohio
61356	Princeton
61359	Seatonville
61361	Sheffield
61362	Spring Valley
61368	Princeton
61374	Van Orin
61376	Walnut
61379	Wyanet

Calhoun County (8 ZIP codes)

Zip Code	City
62006	Batchtown
62013	Brussels
62036	Brussels
62045	Hamburg
62047	Hardin
62053	Kampsville
62065	Hardin
62070	Hamburg

Carroll County (7 ZIP codes)

Zip Code	City
61014	Chadwick
61046	Lanark
61051	Milledgeville
61053	Mount Carroll
61074	Savanna
61078	Shannon
61285	Clinton

Cass County (5 ZIP codes)

Zip Code	City
62611	Arenzville
62612	Ashland
62618	Beardstown
62627	Chandlerville
62691	Virginia

Champaign County (29 ZIP codes)

Zip Code	City
60949	Ludlow
61801	Urbana
61802	Urbana
61815	Mahomet
61816	Broadlands
61820	Champaign
61821	Champaign
61822	Champaign
61840	Dewey
61843	Fisher
61845	Foosland
61847	Gifford
61849	Homer
61851	Ivesdale
61852	Longview
61853	Mahomet
61859	Ogden
61862	Penfield
61863	Pesotum
61864	Philo
61866	Rantoul
61871	Royal
61872	Sadorus
61873	Saint Joseph
61874	Savoy
61875	Seymour
61877	Sidney
61878	Rantoul
61880	Tolono

Christian County (13 ZIP codes)

Zip Code	City
62083	Ohlman
62510	Assumption
62517	Kincaid
62531	Edinburg
62540	Kincaid
62546	Morrisonville
62547	Mount Auburn
62555	Assumption
62556	Palmer
62557	Pana
62567	Stonington
62568	Taylorville
62570	Tovey

Clark County (6 ZIP codes)

Zip Code	City
62420	Casey
62423	Marshall
62441	Marshall
62442	Martinsville
62474	Westfield
62477	West Union

Clay County (6 ZIP codes)

Zip Code	City
62434	Ingraham
62824	Flora
62839	Flora
62858	Louisville
62879	Flora
62899	Xenia

Clinton County (11 ZIP codes)

Zip Code	City
62215	Albers
62216	Aviston
62218	Bartelso
62219	Beckemeyer
62230	Breese
62231	Carlyle
62245	Germantown
62250	Hoffman
62265	New Baden
62266	New Memphis
62293	Trenton

Coles County (6 ZIP codes)

Zip Code	City
61912	Ashmore
61920	Charleston
61931	Humboldt
61938	Mattoon
61943	Oakland
62440	Lerna

Cook County (157 ZIP codes)

Zip Code	City
60004	Arlington Heights
60005	Arlington Heights
60007	Elk Grove Village
60008	Arlington Heights
60016	Des Plaines
60018	Des Plaines
60022	Glencoe
60025	Glenview
60029	Golf
60043	Kenilworth
60053	Morton Grove
60056	Mount Prospect
60062	Northbrook
60067	Palatine
60068	Park Ridge
60070	Mount Prospect
60074	Palatine
60076	Skokie
60077	Skokie
60090	Wheeling
60091	Wilmette
60093	Glenview
60104	Bellwood
60107	Hanover Park
60130	Forest Park
60131	Franklin Park
60141	Hines
60153	Maywood
60154	Westchester
60155	Broadview
60160	Melrose Park
60162	Hillside
60163	Hillside
60164	Melrose Park
60165	Melrose Park
60171	River Grove
60173	Schaumburg
60176	Franklin Park
60192	Hoffman Estates
60193	Roselle
60194	Schaumburg
60195	Hoffman Estates
60201	Evanston
60202	Evanston
60203	Evanston
60301	Oak Park
60302	Oak Park
60304	Oak Park
60305	River Forest
60402	Berwyn
60406	Blue Island
60409	Calumet City
60411	Chicago Heights
60415	Bridgeview
60419	Dolton
60422	Flossmoor
60425	Glenwood
60426	Harvey
60429	Hazel Crest
60430	Homewood
60438	Lansing
60439	Lemont
60443	Matteson
60445	Midlothian
60452	Oak Forest
60453	Bridgeview
60455	Bridgeview
60456	Bridgeview
60457	Bridgeview
60458	Bridgeview
60459	Bridgeview
60461	Matteson
60462	Orland Park
60463	Palos Heights
60464	Palos Park
60465	Worth
60466	Park Forest
60467	Orland Park
60469	Posen
60471	Park Forest
60472	Robbins
60473	South Holland
60476	Thornton
60477	Tinley Park
60478	Country Club Hills
60480	Willow Springs
60482	Worth
60501	Summit Argo
60513	Brookfield
60525	La Grange
60526	La Grange
60534	Lyons
60546	North Riverside
60558	Western Springs
60601	Chicago
60602	Chicago
60603	Chicago
60604	Chicago
60605	Chicago
60606	Chicago
60607	Chicago
60608	Chicago
60609	Chicago
60610	Chicago
60611	Chicago
60612	Chicago
60613	Chicago
60614	Chicago
60615	Chicago
60616	Chicago
60617	Chicago
60618	Chicago
60619	Chicago
60620	Chicago
60621	Chicago
60622	Chicago
60623	Chicago
60624	Chicago
60625	Chicago
60626	Chicago
60628	Chicago
60629	Chicago
60630	Chicago
60631	Chicago
60632	Chicago
60633	Chicago
60634	Chicago
60636	Chicago
60637	Chicago
60638	Chicago
60639	Chicago
60640	Chicago
60641	Chicago
60643	Chicago
60644	Chicago
60645	Chicago
60646	Lincolnwood
60647	Chicago
60649	Chicago
60651	Chicago
60652	Chicago
60653	Chicago
60654	Chicago
60655	Chicago
60656	Harwood Heights
60657	Chicago
60659	Chicago
60660	Chicago
60661	Chicago
60706	Norridge
60707	Elmwood Park
60712	Lincolnwood
60714	Niles
60803	Chicago
60804	Cicero
60805	Evergreen Park
60827	Riverdale

Crawford County (7 ZIP codes)

Zip Code	City
62413	Annapolis
62427	Flat Rock
62433	Hutsonville
62449	Oblong
62451	Palestine
62454	Robinson
62478	West York

Cumberland County (6 ZIP codes)

Zip Code	City
62428	Greenup
62436	Jewett
62445	Montrose
62447	Neoga
62468	Toledo
62469	Trilla

De Witt County (8 ZIP codes)

Zip Code	City
61727	Clinton
61735	Dewitt
61749	Clinton
61750	Clinton
61777	Wapella
61778	Waynesville
61842	Farmer City
61882	Weldon

DeKalb County (13 ZIP codes)

Zip Code	City
60111	Clare
60112	Cortland
60115	Dekalb
60129	Esmond
60135	Genoa
60145	Kingston
60146	Kirkland
60150	Dekalb
60178	Sycamore
60520	Hinckley
60548	Sandwich
60550	Shabbona
60556	Waterman

Douglas County (9 ZIP codes)

Zip Code	City
61910	Arcola
61911	Arthur
61913	Atwood
61919	Camargo
61930	Hindsboro
61941	Camargo
61942	Newman
61953	Tuscola
61956	Villa Grove

DuPage County (33 ZIP codes)

Zip Code	City
60101	Addison
60103	Bartlett
60106	Bensenville
60108	Bloomingdale
60126	Elmhurst
60137	Glen Ellyn
60139	Carol Stream
60143	Itasca
60148	Lombard
60157	Medinah
60172	Roselle
60181	Villa Park
60184	Hanover Park
60185	West Chicago
60187	Wheaton
60188	Carol Stream
60190	Winfield
60191	Wood Dale
60504	Aurora
60514	Clarendon Hills
60515	Downers Grove
60516	Woodridge
60517	Woodridge
60519	Eola
60521	Oak Brook
60523	Oak Brook
60532	Lisle
60540	Naperville
60555	Warrenville
60559	Westmont
60561	Willowbrook
60563	Naperville
60565	Naperville

Edgar County (7 ZIP codes)

Zip Code	City
61917	Brocton
61924	Chrisman
61932	Hume
61933	Kansas
61940	Metcalf
61944	Paris
61949	Redmon

Edwards County (4 ZIP codes)

Zip Code	City
62476	West Salem
62806	Albion
62815	Bone Gap
62818	Browns

Effingham County (9 ZIP codes)

Zip Code	City
62401	Effingham
62411	Altamont
62414	Beecher City
62424	Dieterich
62426	Edgewood
62443	Mason
62461	Shumway
62467	Teutopolis
62473	Watson

Fayette County (8 ZIP codes)

Zip Code	City
62011	Fillmore
62080	Ramsey
62418	Brownstown
62458	Saint Elmo
62471	Vandalia
62838	Farina
62880	Saint Peter
62885	Shobonier

Ford County (9 ZIP codes)

Zip Code	City
60919	Cabery
60933	Elliott
60936	Gibson City
60946	Kempton
60952	Melvin
60957	Paxton
60959	Piper City
60962	Roberts
61773	Sibley

Franklin County (15 ZIP codes)

Zip Code	City
62812	Benton
62819	Benton
62822	Christopher
62825	Coello
62836	Benton
62860	Macedonia
62865	Christopher
62874	West Frankfort
62884	Sesser
62890	Thompsonville
62891	Valier
62896	West Frankfort
62897	Whittington
62983	Elkville
62999	Herrin

Fulton County (18 ZIP codes)

Zip Code	City
61415	Avon
61427	Cuba
61431	Ellisville
61432	Fairview
61441	Ipava
61459	Marietta
61477	Smithfield
61482	Table Grove
61484	Vermont
61501	Astoria
61519	Bryant
61520	Canton
61524	Dunfermline
61531	Farmington
61542	Lewistown
61543	Liverpool
61544	London Mills
61563	Saint David

Gallatin County (6 ZIP codes)

Zip Code	City
62867	New Haven
62871	Omaha
62934	Equality
62954	Junction
62979	Ridgway
62984	Ridgway

Greene County (9 ZIP codes)

Zip Code	City
62016	Carrollton
62027	Eldred
62044	Greenfield
62050	Hillview
62054	Carrollton
62078	Patterson
62081	Rockbridge
62082	Roodhouse
62092	White Hall

Grundy County (9 ZIP codes)

Zip Code	City
60407	Braceville
60416	Coal City
60424	Gardner
60437	Kinsman
60444	Mazon
60447	Minooka
60450	Morris
60474	South Wilmington
60479	Verona

Hamilton County (4 ZIP codes)

Zip Code	City
62817	Broughton
62828	Dahlgren
62829	Dale
62859	Mc Leansboro

Hancock County (15 ZIP codes)

Zip Code	City
61450	La Harpe
62311	Augusta
62313	Basco
62316	Bowen
62321	Carthage
62330	Dallas City
62334	Elvaston
62336	Ferris
62341	Hamilton
62354	Nauvoo
62358	Niota
62367	Plymouth
62373	Warsaw
62379	Warsaw
62380	Bowen

Hardin County (4 ZIP codes)

Zip Code	City
62919	Cave in Rock
62931	Elizabethtown
62947	Herod
62982	Elizabethtown

Henderson County (8 ZIP codes)

Zip Code	City
61418	Biggsville
61425	Carman
61437	Gladstone
61454	Lomax
61460	Media
61469	Oquawka
61471	Raritan
61480	Stronghurst

Henry County (14 ZIP codes)

Zip Code	City
61234	Annawan
61235	Atkinson
61238	Cambridge
61241	Colona
61254	Geneseo
61262	Lynn Center
61273	Orion
61274	Osco
61413	Alpha
61419	Bishop Hill
61434	Galva
61443	Kewanee
61468	Alpha
61490	Woodhull

Iroquois County (20 ZIP codes)

Zip Code	City
60911	Ashkum
60912	Beaverville
60918	Buckley
60924	Cissna Park
60926	Claytonville
60927	Clifton
60928	Crescent City
60930	Ashkum
60931	Donovan
60938	Gilman
60945	Iroquois
60948	Loda
60951	Martinton
60953	Milford
60955	Onarga
60966	Sheldon
60968	Thawville
60970	Watseka
60973	Hoopeston
60974	Woodland

Jackson County (13 ZIP codes)

Zip Code	City
62901	Carbondale
62907	Ava
62916	Campbell Hill
62924	Carbondale
62927	Dowell
62932	Elkville
62940	Gorham
62942	Grand Tower
62950	Gorham
62958	Makanda
62966	Carbondale
62975	Alto Pass
62994	Vergennes

Jasper County (7 ZIP codes)

Zip Code	City
62432	Hidalgo
62448	Newton
62459	Sainte Marie
62475	West Liberty
62479	Wheeler
62480	Willow Hill
62481	Yale

Jefferson County (11 ZIP codes)

Zip Code	City
62810	Belle Rive
62814	Bluford
62816	Bonnie
62830	Dix
62846	Ina
62864	Mount Vernon
62872	Belle Rive
62883	Scheller
62889	Dix
62894	Waltonville
62898	Woodlawn

Jersey County (6 ZIP codes)

Zip Code	City
62022	Dow
62028	Dow
62030	Fidelity
62031	Fieldon
62037	Grafton
62052	Jerseyville

Jo Daviess County (9 ZIP codes)

Zip Code	City
61001	Apple River
61025	East Dubuque
61028	Elizabeth
61036	Galena
61041	Hanover
61059	Nora
61075	Scales Mound
61085	Stockton
61087	Stockton

Johnson County (8 ZIP codes)

Zip Code	City
62908	Belknap
62912	Buncombe
62923	Cypress
62939	Goreville
62943	Vienna
62967	New Burnside
62972	Ozark
62995	Vienna

Kane County (20 ZIP codes)

Zip Code	City
60109	Burlington
60110	Carpentersville
60118	West Dundee
60119	Elburn
60120	Hanover Park
60123	Elgin
60134	Geneva
60136	Gilberts
60140	Hampshire
60151	Elburn
60174	Saint Charles
60175	Saint Charles
60177	Elgin
60505	Aurora
60506	Aurora
60510	Batavia
60511	Big Rock
60539	Batavia
60542	North Aurora
60554	Sugar Grove

Kankakee County (15 ZIP codes)

Zip Code	City
60901	Kankakee
60910	Aroma Park
60913	Bonfield
60914	Bourbonnais
60915	Bradley
60917	Buckingham
60922	Chebanse
60935	Essex
60940	Grant Park
60941	Herscher
60950	Manteno
60954	Momence
60961	Reddick
60964	Saint Anne
60969	Herscher

Kendall County (8 ZIP codes)

Zip Code	City
60512	Bristol
60536	Millbrook
60537	Millington
60538	Montgomery
60541	Newark
60543	Oswego
60545	Plano
60560	Yorkville

Knox County (16 ZIP codes)

Zip Code	City
61401	Galesburg
61410	Abingdon
61414	Altona
61428	Dahinda
61430	East Galesburg
61436	Gilson
61439	Henderson
61448	Knoxville
61458	Maquon
61467	Oneida
61472	Rio
61474	Abingdon
61485	Victoria
61488	Wataga
61489	Williamsfield
61572	Elmwood

La Salle County (24 ZIP codes)

Zip Code	City
60470	Ransom
60518	Earlville
60531	Leland
60549	Serena
60551	Sheridan
60552	Somonauk
60557	Serena
61301	La Salle
61316	Cedar Point
61321	Dana
61325	Grand Ridge
61332	Leonore
61334	Lostant
61341	Marseilles
61342	Mendota
61348	Oglesby
61350	Ottawa
61354	La Salle
61358	Dana
61360	Seneca
61364	Streator
61370	Tonica
61372	Troy Grove
61373	Utica

Lake County (27 ZIP codes)

Zip Code	City
60002	Antioch
60010	Barrington
60015	Deerfield
60020	Fox Lake
60030	Grayslake
60031	Gurnee
60035	Highland Park
60040	Highwood
60041	Ingleside
60044	Lake Bluff
60045	Lake Forest
60046	Lake Villa
60047	Lake Zurich
60048	Libertyville
60060	Mundelein
60061	Vernon Hills
60064	North Chicago
60069	Lincolnshire
60073	Round Lake
60083	Wadsworth
60084	Wauconda
60085	Waukegan
60087	Waukegan
60088	Great Lakes
60089	Buffalo Grove
60096	Winthrop Harbor
60099	Zion

Lawrence County (4 ZIP codes)

Zip Code	City
62417	Bridgeport
62439	Lawrenceville
62460	Saint Francisville
62466	Sumner

Lee County (14 ZIP codes)

Zip Code	City
60530	Lee
60553	Steward
61006	Ashton
61021	Dixon
61031	Dixon
61042	Harmon
61057	Nachusa
61310	Amboy
61318	Compton
61324	Amboy
61331	Lee Center
61353	Paw Paw
61367	Sublette
61378	West Brooklyn

Livingston County (17 ZIP codes)

Zip Code	City
60420	Dwight
60460	Odell
60920	Campus
60921	Chatsworth
60929	Cullom
60934	Emington
61311	Streator
61313	Blackstone
61319	Cornell
61333	Long Point
61739	Fairbury
61740	Flanagan
61741	Forrest
61743	Flanagan
61764	Pontiac
61769	Saunemin
61775	Strawn

Logan County (13 ZIP codes)

Zip Code	City
61723	Atlanta
62512	Beason
62518	Chestnut
62519	Cornland
62541	Lake Fork
62543	Latham
62548	Mount Pulaski
62634	Elkhart
62635	Emden
62643	Hartsburg
62656	Lincoln
62666	Greenview
62671	New Holland

Macon County (16 ZIP codes)

Zip Code	City
61756	Maroa
62501	Argenta
62513	Blue Mound
62514	Boody
62521	Decatur
62522	Decatur
62523	Decatur
62526	Decatur
62532	Elwin
62535	Forsyth
62537	Harristown
62544	Macon
62549	Mt Zion
62551	Niantic
62554	Oreana
62573	Warrensburg

Macoupin County (20 ZIP codes)

Zip Code	City
62009	Benld
62012	Brighton
62014	Bunker Hill
62023	Eagarville
62033	Gillespie
62063	Medora
62069	Mount Olive
62079	Piasa
62085	Sawyerville
62088	Staunton
62093	Wilsonville
62626	Carlinville
62630	Chesterfield
62640	Girard
62649	Hettick
62667	Modesto
62672	Nilwood
62674	Palmyra
62685	Shipman
62690	Virden

Madison County (27 ZIP codes)

Zip Code	City
62001	Alhambra
62002	Alton
62010	Bethalto
62018	Cottage Hills
62021	Dorsey
62024	East Alton
62025	Edwardsville
62034	Glen Carbon
62035	Godfrey
62040	Granite City
62046	Hamel
62048	Hartford
62058	Livingston
62060	Granite City
62061	Edwardsville
62062	Maryville
62067	Bethalto
62074	New Douglas
62084	Wood River
62087	South Roxana
62090	Granite City
62095	Wood River
62097	Worden
62234	Collinsville
62249	Highland
62281	Saint Jacob
62294	Troy

Marion County (11 ZIP codes)

Zip Code	City
62801	Centralia
62807	Alma
62849	Iuka
62853	Kell
62854	Kinmundy
62870	Odin
62875	Patoka
62881	Salem
62882	Centralia
62892	Patoka
62893	Centralia

Marshall County (8 ZIP codes)

Zip Code	City
61369	Toluca
61375	Varna
61377	Wenona
61424	Camp Grove
61537	Henry
61540	Lacon
61541	La Rose
61565	Lacon

Mason County (9 ZIP codes)

Zip Code	City
61532	Forest City
61546	Manito
61567	Topeka
62617	Bath
62633	Easton
62644	Havana
62655	Chandlerville
62664	Mason City
62682	San Jose

Massac County (3 ZIP codes)

Zip Code	City
62910	Brookport
62953	Joppa
62960	Metropolis

McDonough County (11 ZIP codes)

Zip Code	City
61411	Adair
61416	Bardolph
61420	Blandinsville
61422	Bushnell
61438	Blandinsville
61440	Industry
61455	Macomb
61470	Prairie City
61475	Blandinsville
62326	Colchester
62374	Plymouth

McHenry County (17 ZIP codes)

Zip Code	City
60012	Crystal Lake
60013	Cary
60014	Crystal Lake
60021	Fox River Grove
60033	Harvard
60034	Hebron
60042	Island Lake
60050	McHenry
60071	Richmond
60072	Ringwood
60081	Spring Grove
60097	Wonder Lake
60098	Woodstock
60102	Algonquin
60142	Huntley
60152	Marengo
60180	Marengo

McLean County (24 ZIP codes)

Zip Code	City
61701	Bloomington
61704	Bloomington
61720	Anchor
61722	Arrowsmith
61724	Bellflower
61725	Carlock
61726	Chenoa
61728	Colfax
61730	Cooksville
61731	Anchor
61732	Danvers
61736	Downs
61737	Arrowsmith
61744	Gridley
61745	Heyworth
61748	Hudson
61752	Le Roy
61753	Lexington
61754	Mc Lean
61761	Bloomington
61770	Saybrook
61772	Shirley
61774	Stanford
61776	Towanda

Menard County (5 ZIP codes)

Zip Code	City
62613	Athens
62642	Greenview
62673	Chandlerville
62675	Petersburg
62688	Ashland

Mercer County (11 ZIP codes)

Zip Code	City
61231	Aledo
61260	Joy
61263	Matherville
61272	Joy
61276	Preemption
61281	Sherrard
61442	Keithsburg
61465	New Windsor
61466	Alexis
61476	Little York
61486	Viola

Monroe County (5 ZIP codes)

Zip Code	City
62236	Columbia
62244	Valmeyer
62279	Prairie Du Rocher
62295	Valmeyer
62298	Waterloo

Montgomery County (16 ZIP codes)

Zip Code	City
62015	Butler
62017	Coffeen
62019	Donnellson
62032	Fillmore
62049	Hillsboro
62051	Irving
62056	Litchfield
62075	Nokomis
62077	Panama
62089	Taylor Springs
62091	Sorento
62094	Witt
62533	Farmersville
62538	Harvel
62560	Raymond
62572	Raymond

Morgan County (9 ZIP codes)

Zip Code	City
62601	Alexander
62628	Chapin
62631	Chapin
62638	Franklin
62650	Jacksonville
62665	Meredosia
62668	Murrayville
62692	Waverly
62695	Woodson

Moultrie County (5 ZIP codes)

Zip Code	City
61914	Bethany
61925	Dalton City
61928	Windsor
61937	Lovington
61951	Sullivan

Ogle County (15 ZIP codes)

Zip Code	City
60113	Creston
61007	Baileyville
61010	Byron
61015	Chana
61020	Davis Junction
61030	Forreston
61047	Leaf River
61049	Lindenwood
61052	Monroe Center
61054	Mount Morris
61061	Oregon
61064	Dixon
61068	Rochelle
61084	Stillman Valley
61091	Woosung

Peoria County (22 ZIP codes)

Zip Code	City
61451	Laura
61517	Brimfield
61523	Chillicothe
61525	Dunlap
61526	Edelstein
61528	Edwards
61529	Elmwood
61533	Glasford
61536	Hanna City
61539	Kingston Mines
61547	Mapleton
61552	Mossville
61559	Princeville
61569	Trivoli
61602	Peoria
61603	Peoria
61604	Peoria
61605	Peoria
61606	Peoria
61607	Bartonville
61614	Peoria
61615	Peoria

Perry County (5 ZIP codes)

Zip Code	City
62238	Cutler
62274	Pinckneyville
62832	Du Quoin
62888	Tamaroa
62997	Willisville

Piatt County (10 ZIP codes)

Zip Code	City
61813	Bement
61818	Cerro Gordo
61830	Cerro Gordo
61839	De Land
61854	Mansfield
61855	Bement
61856	Monticello
61884	Monticello
61929	Hammond
61936	La Place

Pike County (15 ZIP codes)

Zip Code	City
62312	Barry
62314	Baylis
62323	Griggsville
62340	Griggsville
62343	Hull
62345	Barry
62352	Milton
62355	Nebo
62356	New Canton
62357	Baylis
62361	Pearl
62362	Perry
62363	Pittsfield
62366	Pittsfield
62370	Rockport

Pope County (3 ZIP codes)

Zip Code	City
62928	Eddyville
62938	Golconda
62985	Vienna

Pulaski County (8 ZIP codes)

Zip Code	City
62941	Grand Chain
62956	Karnak
62963	Cairo
62964	Cairo
62970	Olmsted
62976	Pulaski
62992	Ullin
62996	Villa Ridge

Putnam County (7 ZIP codes)

Zip Code	City
61326	Granville
61327	Granville
61335	Mc Nabb
61336	Magnolia
61340	Mark
61363	Standard
61560	Henry

Randolph County (14 ZIP codes)

Zip Code	City
62217	Baldwin
62233	Chester
62237	Coulterville
62241	Ellis Grove
62242	Evansville
62261	Prairie Du Rocher
62272	Steeleville
62277	Prairie Du Rocher
62278	Red Bud
62280	Rockwood
62286	Sparta
62288	Steeleville
62292	Tilden
62297	Evansville

Richland County (6 ZIP codes)

Zip Code	City
62419	Calhoun
62421	Claremont
62425	Dundas
62450	Olney
62452	Parkersburg
62868	Noble

Rock Island County (16 ZIP codes)

Zip Code	City
61201	Rock Island
61232	Andalusia
61236	Barstow
61239	Carbon Cliff
61240	Coal Valley
61242	Cordova
61244	East Moline
61256	Hampton
61257	Hillsdale
61259	Illinois City
61264	Milan
61265	Moline
61275	Port Byron
61279	Reynolds
61282	East Moline
61284	Taylor Ridge

Saline County (6 ZIP codes)

Zip Code	City
62917	Carrier Mills
62930	Eldorado
62935	Galatia
62946	Harrisburg
62977	Raleigh
62987	Stonefort

Sangamon County (23 ZIP codes)

Zip Code	City
62515	Buffalo
62520	Dawson
62530	Divernon
62536	Divernon
62539	Illiopolis
62545	Mechanicsburg
62558	Pawnee
62561	Riverton
62563	Rochester
62615	Auburn
62625	Cantrall
62629	Chatham
62661	Loami
62670	New Berlin
62677	Pleasant Plains
62684	Sherman
62689	Thayer
62693	Williamsville
62701	Springfield
62702	Springfield
62703	Springfield
62704	Springfield
62707	Springfield

Schuyler County (6 ZIP codes)

Zip Code	City
61452	Littleton
62319	Augusta
62344	Augusta
62624	Browning
62639	Beardstown
62681	Rushville

Scott County (4 ZIP codes)

Zip Code	City
62610	Alsey
62621	Bluffs
62663	Manchester
62694	Winchester

Shelby County (13 ZIP codes)

Zip Code	City
61957	Windsor
62422	Cowden
62431	Herrick
62438	Cowden
62444	Beecher City
62462	Sigel
62463	Stewardson
62465	Strasburg
62534	Findlay
62550	Moweaqua
62553	Oconee
62565	Shelbyville
62571	Tower Hill

St. Clair County (26 ZIP codes)

Zip Code	City
62059	East Saint Louis
62201	East Saint Louis
62203	East Saint Louis
62204	East Saint Louis
62205	East Saint Louis
62206	East Saint Louis
62207	East Saint Louis
62208	Belleville
62220	Belleville
62221	Belleville
62223	Belleville
62225	Belleville
62226	Belleville
62232	Caseyville
62239	Columbia
62240	East Carondelet
62243	Belleville
62254	Lebanon
62255	Lenzburg
62257	Marissa
62258	Mascoutah
62260	Millstadt
62264	New Athens
62269	O Fallon
62285	Smithton
62289	Summerfield

Stark County (6 ZIP codes)

Zip Code	City
61421	Bradford
61426	Castleton
61449	La Fayette
61479	Speer
61483	Toulon
61491	Wyoming

Stephenson County (13 ZIP codes)

Zip Code	City
61013	Cedarville
61018	Dakota
61019	Davis
61032	Freeport
61039	German Valley
61044	Pearl City
61048	Lena
61050	Mc Connell
61060	Orangeville
61062	Pearl City
61067	Ridott
61070	Rock City
61089	Winslow

Tazewell County (15 ZIP codes)

Zip Code	City
61534	Green Valley
61535	Groveland
61550	Morton
61554	Pekin
61564	South Pekin
61568	Tremont
61571	Washington
61610	East Peoria
61611	East Peoria
61721	Armington
61733	Deer Creek
61734	Delavan
61747	Hopedale
61755	Mackinaw
61759	Minier

Union County (6 ZIP codes)

Zip Code	City
62905	Alto Pass
62906	Anna
62920	Cobden
62926	Dongola
62952	Jonesboro
62998	Wolf Lake

Vermilion County (24 ZIP codes)

Zip Code	City
60932	East Lynn
60942	Hoopeston
60960	Paxton
60963	Rossville
61810	Allerton
61811	Alvin
61812	Armstrong
61814	Bismarck
61817	Catlin
61831	Collison
61832	Danville
61833	Danville
61834	Danville
61841	Fairmount
61844	Fithian
61846	Georgetown
61848	Henning
61850	Indianola
61857	Oakwood
61858	Danville
61865	Potomac
61870	Ridge Farm
61876	Sidell
61883	Danville

Wabash County (4 ZIP codes)

Zip Code	City
62410	Allendale
62811	Bellmont
62852	Keensburg
62863	Mount Carmel

Warren County (9 ZIP codes)

Zip Code	City
61412	Alexis
61417	Berwick
61423	Abingdon
61435	Monmouth
61447	Kirkwood
61453	Little York
61462	Monmouth
61473	Roseville
61478	Smithshire

Washington County (10 ZIP codes)

Zip Code	City
62214	Addieville
62263	Nashville
62268	Oakdale
62271	Okawville
62803	Hoyleton
62808	Ashley
62831	Du Bois
62848	Irvington
62876	Radom
62877	Richview

Wayne County (12 ZIP codes)

Zip Code	City
62446	Mount Erie
62809	Fairfield
62823	Cisne
62833	Albion
62837	Fairfield
62842	Geff
62843	Albion
62850	Cisne
62851	Keenes
62878	Cisne
62886	Fairfield
62895	Wayne City

White County (9 ZIP codes)

Zip Code	City
62820	Mill Shoals
62821	Carmi
62827	Crossville
62835	Enfield
62844	Grayville
62861	Maunie
62862	Mill Shoals
62869	Norris City
62887	Springerton

Whiteside County (12 ZIP codes)

Zip Code	City
61037	Galt
61071	Rock Falls
61081	Sterling
61230	Albany
61243	Deer Grove
61250	Erie
61251	Lyndon
61252	Clinton
61261	Lyndon
61270	Morrison
61277	Prophetstown
61283	Tampico

Will County (24 ZIP codes)

Zip Code	City
60401	Beecher
60408	Braidwood
60410	Channahon
60417	Crete
60421	Elwood
60423	Frankfort
60431	Joliet
60432	Joliet
60433	Joliet
60435	Joliet
60436	Joliet
60440	Bolingbrook
60441	Lockport
60442	Manhattan
60446	Romeoville
60448	Frankfort
60449	Monee
60451	New Lenox
60468	Peotone
60475	Steger
60481	Wilmington
60490	Bolingbrook
60544	Plainfield
60564	Fox Valley

Williamson County (10 ZIP codes)

Zip Code	City
62915	Cambria
62918	Carbondale
62921	Colp
62922	Creal Springs
62933	Energy
62948	Herrin
62949	Hurst
62951	Johnston City
62959	Marion
62974	Pittsburg

Winnebago County (19 ZIP codes)

Zip Code	City
61016	Cherry Valley
61024	Durand
61063	Pecatonica
61072	Rockton
61073	Roscoe
61077	Seward
61080	South Beloit
61088	Rockford
61101	Rockford
61102	Rockford
61103	Rockford
61104	Rockford
61107	Rockford
61108	Rockford
61109	Rockford
61111	Loves Park
61112	Rockford
61114	Rockford
61115	Loves Park

Woodford County (11 ZIP codes)

Zip Code	City
61516	Benson
61530	Eureka
61545	Lowpoint
61548	Metamora
61561	Roanoke
61570	Washburn
61729	Congerville
61738	El Paso
61742	Goodfield
61760	Minonk
61771	El Paso

Frequently Asked Questions

How many ZIP codes does Illinois have?

Illinois has 1,335 ZIP codes spanning 1,056 cities and places across 102 counties.

What are the major cities in Illinois?

The cities with the most ZIP codes in Illinois are Chicago, Rockford, Bridgeview, Peoria, East Saint Louis. Larger metro areas use multiple ZIP codes to cover individual neighborhoods.

Which county has the most ZIP codes in Illinois?

Cook County has the most with 157 ZIP codes. The next largest counties are DuPage County, Champaign County, Lake County, Madison County.

What time zone is Illinois in?

Illinois observes Central Time (CT).

What is the smallest ZIP code number in Illinois?

The lowest ZIP code in Illinois is 60002.

What is the largest ZIP code number in Illinois?

The highest ZIP code in Illinois is 62999.

How are ZIP codes structured in Illinois?

USPS ZIP codes are five digit numbers. The first digit indicates a broad U.S. region, the second and third narrow to a sectional center facility, and the last two identify a specific post office or delivery area. Illinois ZIP codes typically begin with "6".

What states border Illinois?

Illinois borders Wisconsin, Iowa, Missouri, Kentucky, Indiana.

Nearby States

Data Sources

Population, income, housing, age, and demographics: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
ZIP to city and county mapping: USPS and HUD-USPS ZIP-County Crosswalk.
Time zones and area codes: IANA tz database and NANPA.
Elevation: U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
Last refreshed: 2026-05-18.

Methodology