Free websites to practice English
https://www.nypl.org/blog/2012/11/28/11-great-free-websites-practice-english
The International TEFL Academy Chicago- Free English Classes Online and In-person
https://www.internationalteflacademy.com/free-esl-classes-in-chicago
Chicago Public Library- Learn English Online/Find Courses
https://www.chipublib.org/learning-english/
Meetup Group- Free English Classes in Chicago
https://www.meetup.com/pt-BR/Free-English-Classes-in-Chicago/
Polish American Association- Free ESL Classes
https://www.polish.org/en/free-esl-classes
College of DuPage Provides Free Adult English as a Second Language Classes
https://www.cod.edu/academics/continuing_education/basic/ela.aspx
The Literacy Council Rockford, IL Free English Classes
https://theliteracycouncil.org/our-programs/
Grace Presbyterian Church Peoria, IL ESL Classes