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Phone Numbers

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Phone Numbers

Call Cornerstone CU 

Our Call Center is open Monday - Friday, 8:00 a.m. to 6:00 p.m. and Saturdays, 8:00 a.m. to 1:00 p.m. 

Phone: (815) 235-5855 (option 0)
Toll-Free: 1-800-711-3277 (option 0)
Fax: (815) 235-5970

EARS "Ears Audio Response System"

CCU's Telephone Teller

Phone: (815) 235-5855 (option 1)
Toll-Free: 1-800-711-3277 (option 1)

Mobile Banking

Text Code: 59289

24/7 Lost or Stolen Cards

Visa© Debit Check Card/ATM Card: 1-800-554-8969
Visa© Credit Card: 1-800-444-6938

BillPay Member Support Line

24-Hour toll-free access

Phone: 1-800-816-3940

Text Club 

Simply text CORNER to 43704 and you'll receive pertinent messages as they arise. 

Cornerstone Credit Union
1-800-711-3277  •  Routing: 271184425  •  NMLS #743907

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Your deposits are federally insured up to $250,000 by the National Credit Union Administration (NCUA), with an added safety net of private insurance (Excess Share Insurance/ESI) for an additional $250,000. This is the highest combination of federal and private insurance available to consumers.