Saturday the new 847 area code was implemented in Lake, northern Cook and parts of Kane and McHenry Counties, which began the three-step process to change area codes in the Chicagoland area.
847 AREA CODE
Algonquin
Antioch
Aptakisic
Arlington Hghts.
Bannockburn
Barrington
Barrington Hills
Beach Park
Biltmore
Buffalo Grove
Burlington
Carpentersville
Cary
Deer Park
Deerfield
Des Plaines
Diamond Lake
Downey
Dundee
East Dundee
Echo Lake
Elgin
Elk Grove Vill.
Evanston
Forest Lake
Fort Sheridan
Fox Lake
Fox Lake Hills
Fox River Grove
Fox River
Valley Gardens
Franklin Park
Gages Lake
Gilberts
Gilmer
Glencoe
Glenview
Golf
Grandwood Park
Grass Lake
Grayslake
Great Lakes
Green Oaks
Gurnee
Hainesville
Half Day
Hampshire
Hawthorn Woods
Highland Park
Highwood
Hoffman Estates
Hubbard Woods
Huntley
Indian Creek
Ingleside
Inverness
Island Lake
Ivanhoe
Kenilworth
Kildeer
Lake Barrington
Lake Bluff
Lake Forest
Lake in The Hills
Lake Villa
Lake Zurich
Libertyville
Lincolnshire
Lincolnwood
Lindenhurst
Long Grove
Long Lake
Loon Lake
McGaw Park
Mettawa
Milburn
Morton Grove
Mount Prospoect
Mundelein
Niles
North Barrington
North Chicago
Northbrook
Northfield
Oakwood Hills
Old Mill Creek
Palatine
Park City
Park Ridge
Pingree Grove
Pistakee Hlnds.
Plato Center
Prairie View
Prospect Heights
Riverwoods
Rolling Meadows
Rondout
Rosecrans
Rosemont
Round Lake
Round Lake Bch.
Round Lake Hts.
Round Lake Park
Russell
Schaumburg
Schiller Park
Silver Lake
Skokie
Sleepy Hollow
South Barrington
South Elgin
Sylvan Lake
Techny
Third Lake
Timber Lake
Tower Lakes
Venetian Village
Vernon Hills
Wadsworth
Wauconda
Waukegan
West Dundee
Wheeling
Wildwood
Wilmette
Winnetka
Winthrop Harbor
Zion
708 AREA CODE
Alsip
Bedford Park
Beecher
Bellwood
Berkeley
Berwyn
Blue Island
Bridgeview
Broadview
Brookfield
Burbank
Burnham
Calumet City
Calumet Park
Chicago Heights
Chicago Ridge
Cicero
Country Club Hills
Countryside
Crestwood
Crete
Dixmoor
Dolton
East Hazel Crest
Elmwood Park
Evergreen Park
Flossmoor
Ford Heights
Forest Park
Forest View
Glenwood
Goodenow
Harvey
Harwood Heights
Hazel Crest
Hickory Hills
Hillside
Hines
Hodgkins
Hometown
Homewood
Indian Head Park
Justice
La Grange
La Grange Park
Lansing
Lynwood
Lyons
Markham
Matteson
Maywood
McCook
Melrose Park
Merrionette Park
Midlothian
Mokena
Monee
Norridge
North Riverside
Northlake
Oak Forest
Oak Lawn
Oak Park
Olympia Fields
Orland Hills
Orland Park
Palos Heights
Palos Hills
Palos Park
Park Forest
Peotone
Phoenix
Posen
Richton Park
River Forest
River Grove
Riverdale
Riverside
Robbins
Sauk Village
South Chicago Hts.
South Holland
Steger
Stickney
Stone Park
Summit
Thornton
Tinley Park
University Park
Westchester
Western Springs
Willow Springs
Worth
630 AREA CODE
Addison
Argonne
Aurora
Bartlett
Batavia
Bensenville
Big Rock
Bloomingdale
Bolingbrook
Bristol
Burr Ridge
Carol Stream
Clarendon Hills
Darien
Downers Grove
Elburn
Elmhurst
Eola
Geneva
Glen Ellyn
Glendale Heights
Hanover Park
Hinsdale
Itasca
Kaneville
Keeneyville
La Fox
Lemont
Lily Lake
Lisle
Lombard
Maple Park
Medinah
Montgomery
Mooseheart
Naperville
North Aurora
Oak Brook
Oakbrook Terrace
Ontarioville
Oswego
Plano
Roselle
Saint Charles
Streamwood
Sugar Grove
Villa Park
Virgil
Warrenville
Wasco
Wayne
West Chicago
Westmont
Wheaton
Willowbrook
Winfield
Wood Dale
Woodridge
Yorkville
