When you join Alliant, you are not just an account number. Alliant Credit Union is a not-for-profit financial cooperative, which means that all of our members are also owners. Our members-first philosophy has always served us well. With over 80 years of history and more than $11 billion in assets, Alliant Credit Union is the largest credit union in Illinois and one of the largest in the nation. Our excellent online, mobile and phone banking services, combined with our full suite of competitive products, make banking simpler for our 450,000 members nationwide.

Alliant Credit Union

Available services
Checking AccountMobile AppMobile Check DepositDebit CardsAuto LoansMortgage Loans
Head Office
11545 W Touhy Ave, Chicago, IL 60666, United States
Get directions
Head Office mail
11545 W Touhy Ave, Chicago, IL 60666, USA
Phone (800) 328-1935
Map of Branches, ATMs
11545 W Touhy Ave, Chicago, IL, 60666, United States
1600 Golf Rd, Rolling Meadows, IL, 60008, United States