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Wintrust Bank Customer Service | 312-291-2900
Online Banking Customer Service | 877-650-9905
VISA Gift Card Customer Service | 855-887-1836
ATM/Debit Card Services | 800-236-2442
Telebank | 866-721-2455
Treasury Management Support | 847-939-9050
M - F: 7:30 a.m. - 6 p.m. Central time