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How do I deposit a check?

  • If you’re a smartphone user, avoid a trip to the ATM by easily depositing a check through our mobile banking app. Download the app
  • You can also deposit a check through the Alliant ATM network (at banks where deposits are accepted)
  • Mail Alliant your check for deposit to:
U.S. Postal Service Delivery Overnight Delivery
Alliant Credit Union Alliant Credit Union
P.O. Box 2387 11545 W. Touhy Avenue
Des Plaines, IL 60017-2387 Chicago, IL 60666

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