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Financial Institutions
Alliant Credit Union Customer Care No.
Updated on Saturday, 23 May 2026 - 1:41pm
Organization:
alliantcreditunion.org International Numbers:
+1-800-328-1935 (For Customer Support, Mon-Fri, 8am-9pm, Sat, 10am-3pm CT)
+1-773-462-2000 (For International Support, Mon-Fri, 8am-9pm, Sat, 10am-3pm CT)
Website:
Official Website
iOS App:
Alliant Mobile Banking
Android App:
Alliant Mobile Banking 