Post Offices
Abingdon
Adair
Addieville
Albany
Albers
Albion
Aledo
Alexander
Algonquin
Alhambra
Allerton
Alma
Alsey
Alton
Altona
Alvin
Amboy
Anchor
Anna
Annapolis
Antioch
Apple River
Arcola
Arenzville
Argenta
Armington
Armstrong
Arrowsmith
Arthur
Ashkum
Ashland
Ashley
Ashmore
Ashton
Assumption
Astoria
Athens
Atlanta
Atwood
Auburn
Augusta
Aurora
Ava
Avon
Baileyville
Baldwin
Barrington
Barry
Barstow
Batavia
Bath
Baylis
Beardstown
Beason
Beaverville
Beecher
Belknap
Belle Rive
Belleville
Bellflower
Bement
Benld
Benson
Bethalto
Bethany
Big Rock
Bishop Hill
Bismarck
Blackstone
Bloomington
Blue Mound
Bluff Springs
Bluffs
Boles
Bolingbrook
Bonnie
Boody
Bourbonnais
Bowen
Braceville
Bradley
Braidwood
Breese
Bridgeport
Brighton
Bristol
Brocton
Brookport
Browning
Brownstown
Buckingham
Buckley
Buffalo
Buffalo Prairie
Buncombe
Bunker Hill
Burlington
Burnt Prairie
Bushnell
Butler
Byron
Cairo
Camargo
Cambridge
Camden
Campbell Hill
Canton
Cantrall
Carbon Cliff
Carbondale
Carlinville
Carlyle
Carmi
Carpentersville
Carrier Mills
Carrollton
Carterville
Carthage
Cary
Casey
Caseyville
Catlin
Cedarville
Centralia
Cerro Gordo
Chadwick
Chambersburg
Chana
Channahon
Chapin
Charleston
Chatham
Chebanse
Chenoa
Cherry Valley
Chester
Chesterfield
Chestnut
Chicago
Chillicothe
Chrisman
Cisco
Cissna Park
Claremont
Claytonville
Clifton
Clinton
Coal City
Coal Valley
Cobden
Colchester
Colfax
Collinsville
Collison
Colona
Columbia
Colusa
Compton
Concord
Congerville
Cooksville
Cordova
Cornell
Cornland
Cottage Hills
Coulterville
Creal Springs
Creston
Crete
Cropsey
Crystal Lake
Cullom
Cypress
Dahinda
Dakota
Dallas City
Dalton City
Danforth
Danvers
Danville
Davis
Davis Junction
Dawson
De Land
Decatur
Deer Creek
Deer Grove
Deerfield
Delavan
Dewitt
Divernon
Dix
Dixon
Dongola
Donnellson
Dorsey
Dow
Downs
Du Bois
Du Quoin
Dundas
Dundee
Dunlap
Dupo
Durand
Dwight
Eagarville
Earlville
East Alton
East Carondelet
East Dubuque
East Galesburg
East Lynn
East Moline
East Peoria
East Saint Louis
Easton
Edelstein
Edinburg
Edwardsville
El Paso
Elburn
Eldena
Eldorado
Eldred
Eleroy
Elgin
Elizabeth
Elkhart
Elkville
Ellis Grove
Ellsworth
Elmwood
Elvaston
Elwin
Elwood
Emden
Energy
Equality
Erie
Eureka
Evansville
Fairbury
Fairfield
Fairmount
Fairview Heights
Farmer City
Farmersville
Farmington
Fenton
Ferris
Fillmore
Findlay
Fithian
Flanagan
Flat Rock
Forest City
Forrest
Forreston
Forsyth
Fort Sheridan
Fox Lake
Fox River Grove
Frankfort
Franklin
Franklin Grove
Frederick
Freeburg
Freeport
Fulton
Galatia
Galena
Galesburg
Galt
Galva
Gardner
Gays
Geneseo
Geneva
Georgetown
German Valley
Gibson City
Gilberts
Gillespie
Gilman
Gilson
Girard
Glasford
Glenarm
Godfrey
Goodfield
Goodwine
Goreville
Grafton
Grand Chain
Grand Tower
Granite City
Grant Park
Grantsburg
Granville
Graymont
Grayslake
Grayville
Greenfield
Greenup
Greenview
Greenville
Gridley
Griggsville
Groveland
Gurnee
Hagarstown
Hamilton
Hammond
Hampshire
Hampton
Hanover
Harmon
Harrisburg
Harristown
Hartford
Hartsburg
Harvard
Harvel
Havana
Hebron
Hecker
Henderson
Henning
Henry
Herrick
Herrin
Hettick
Hidalgo
Highland
Highland Park
Highwood
Hillsboro
Hillsdale
Hindsboro
Hoffman
Holcomb
Hoopeston
Hooppole
Hopedale
Hoyleton
Hudson
Huey
Hull
Humboldt
Hume
Huntley
Hurst
Hutsonville
Illinois City
Illiopolis
Indianola
Ingleside
Irvington
Island Lake
Jacksonville
Jacob
Janesville
Jerseyville
Jewett
Johnston City
Joliet
Joppa
Junction
Kaneville
Kankakee
Kansas
Keithsburg
Kenney
Kent
Kewanee
Keyesport
Kilbourne
Kincaid
Kinderhook
Kingston Mines
Kinmundy
Kinsman
Kirkwood
Knoxville
La Fayette
La Place
La Rose
La Salle
Lacon
Ladd
Lafox
Lake Bluff
Lake Forest
Lake Villa
Lake Zurich
Lanark
Lane
Latham
Lawrenceville
Le Roy
Leaf River
Lebanon
Lee
Leland
Lena
Lenzburg
Lerna
Lewistown
Lexington
Libertyville
Lincoln
Lincolnshire
Lindenwood
Litchfield
Literberry
Liverpool
Loami
Lockport
Loda
London Mills
Loogootee
Lovejoy
Loves Park
Lovington
Lowpoint
Lyndon
Lynn Center
Mackinaw
Macomb
Macon
Madison
Magnolia
Makanda
Malden
Manchester
Manhattan
Manito
Mansfield
Manteno
Maple Park
Mapleton
Maquon
Marengo
Marietta
Marion
Marissa
Marseilles
Marshall
Martinsville
Martinton
Maryville
Mascoutah
Mason City
Mattoon
Maunie
Mazon
Mcconnell
Mchenry
Mclean
Mcleansboro
Mcnabb
Medora
Mendota
Meredosia
Merna
Metamora
Metcalf
Metropolis
Middletown
Milford
Mill Shoals
Millbrook
Millcreek
Miller City
Millstadt
Milmine
Milton
Mineral
Minier
Minonk
Minooka
Modesto
Mokena
Moline
Monee
Monmouth
Montgomery
Monticello
Moro
Morris
Morrison
Morrisonville
Morton
Mossville
Mound City
Mounds
Mount Auburn
Mount Carmel
Mount Carroll
Mount Morris
Mount Olive
Mount Pulaski
Mount Sterling
Mount Vernon
Mt Zion
Muddy
Mundelein
Murdock
Murphysboro
Murrayville
Nachusa
Nashville
Nason
Nauvoo
Nebo
Neoga
Neponset
New Athens
New Baden
New Berlin
New Burnside
New Canton
New Haven
New Holland
New Lenox
New Memphis
New Salem
New Windsor
Newman
Newton
Niantic
Nilwood
Niota
Noble
Nokomis
Nora
Normal
Norris
North Aurora
North Chicago
O Fallon
Oakdale
Oakford
Oakland
Oakwood
Oblong
Oconee
Odell
Odin
Oglesby
Ohlman
Okawville
Olmsted
Olney
Omaha
Onarga
Oneida
Opdyke
Oquawka
Orangeville
Oraville
Oreana
Oregon
Orion
Oswego
Ottawa
Owaneco
Ozark
Palestine
Palmer
Pana
Panama
Paris
Parkersburg
Patoka
Patterson
Pawnee
Paxton
Pearl
Pearl City
Pecatonica
Pekin
Peoria
Peotone
Percy
Perks
Perry
Peru
Petersburg
Piasa
Pierron
Pinckneyville
Pittsburg
Pittsfield
Plainfield
Plano
Pleasant Hill
Pleasant Plains
Plymouth
Pocahontas
Polo
Pontiac
Port Byron
Potomac
Prairie Du Rocher
Princeton
Princeville
Prophetstown
Pulaski
Putnam
Radom
Raleigh
Ramsey
Rankin
Ransom
Rapids City
Raymond
Red Bud
Reddick
Redmon
Reynolds
Richmond
Richview
Ridge Farm
Ridgway
Ridott
Ringwood
Roanoke
Roberts
Robinson
Rochelle
Rochester
Rock Island
Rockford
Rockport
Rockton
Rockwood
Rome
Romeoville
Roodhouse
Rosamond
Roscoe
Rossville
Round Lake
Roxana
Rushville
Russell
Saint Anne
Saint Augustine
Saint Charles
Saint David
Saint Elmo
Saint Francisville
Saint Jacob
Sainte Marie
Salem
San Jose
Sandoval
Saunemin
Savanna
Sawyerville
Saybrook
Scales Mound
Scheller
Scottville
Seaton
Secor
Seneca
Serena
Seward
Shannon
Shawneetown
Sheffield
Shelbyville
Sheridan
Sherman
Shipman
Shirland
Shirley
Shobonier
Sibley
Sidell
Sigel
Silvis
Simpson
Smithboro
Smithton
Sorento
South Beloit
South Elgin
South Pekin
South Roxana
Sparland
Sparta
Spring Grove
Spring Valley
Springerton
Springfield
Stanford
Staunton
Steeleville
Sterling
Stewardson
Stillman Valley
Stockton
Stonefort
Stonington
Stoy
Strasburg
Strawn
Streator
Sugar Grove
Sullivan
Sumner
Tallula
Tamaroa
Taylor Ridge
Taylor Springs
Taylorville
Tennessee
Texico
Timewell
Tiskilwa
Toledo
Toluca
Tonica
Tovey
Towanda
Tower Hill
Tremont
Trenton
Trilla
Trivoli
Troy
Tuscola
Ullin
Union
Union Hill
Valmeyer
Vandalia
Varna
Venice
Vergennes
Vermilion
Vernon
Verona
Versailles
Victoria
Vienna
Villa Grove
Villa Ridge
Viola
Virden
Virginia
Wadsworth
Waggoner
Walnut Hill
Walsh
Walshville
Waltonville
Warrensburg
Warsaw
Washburn
Washington
Wataga
Waterloo
Watseka
Wauconda
Waukegan
Waverly
Weldon
Wellington
West Brooklyn
West Liberty
West Point
West Salem
West Union
West York
Westfield
Westville
Wheeler
White Hall
White Heath
Williamsfield
Willow Hill
Wilmington
Wilsonville
Winchester
Windsor
Winnebago
Winslow
Winthrop Harbor
Witt
Wolf Lake
Wonder Lake
Wood River
Woodhull
Woodland
Woodlawn
Woodstock
Woosung
Worden
Wrights
Wyoming
Yale
Yorkville
Zion