All ECCO Locations - Illinois
- Arlington Heights
- Aurora
- Barrington
- Bartonville
- Belleville
- Bloomington
- Bolingbrook
- Carbondale
- Cary
- Champaign
- Charleston
- Chicago
- Clarendon Hills
- Crest Hill
- Crete
- Crystal Lake
- Decatur
- Deer Park
- Deerfield
- Des Plaines
- Downers Grove
- Elgin
- Elmhurst
- Evanston
- Fairview Heights
- Flossmoor
- Forest Park
- Forsyth
- Galesburg
- Geneva
- Glen Carbon
- Glen Ellyn
- Glencoe
- Glenview
- Grayslake
- Gurnee
- Hanover Park
- Hawthorn Woods
- Highland Park
- Hinsdale
- Homewood
- Itasca
- Ivanhoe
- Joliet
- Kankakee
- Kewanee
- La Fox
- La Grange
- Lake Bluff
- Lake Forest
- Lake In The Hills
- Lake Zurich
- Lansing
- Lemont
- Libertyville
- Lincolnwood
- Lombard
- Long Grove
- Macomb
- Marion
- Medinah
- Moline
- Morris
- Naperville
- Niles
- Normal
- North Aurora
- North Barrington
- Northbrook
- Northfield
- Oak Brook
- Olympia Fields
- Orland Park
- Palatine
- Palos Hills
- Park Ridge
- Pekin
- Peoria
- Peoria Heights
- Quincy
- River Grove
- Riverwoods
- Rockford
- Rolling Meadows
- Schaumburg
- Shorewood
- Skokie
- Springfield
- St Charles
- Vernon Hills
- Villa Park
- Waukegan
- Wheaton
- Willowbrook
- Wilmette
- Winnetka
- Wood River