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Contact Us

By Phone

Call toll-free: 1-800-733-1732.
You have access to your account information anytime using our 24-hour automated telephone system.
Customer Service representatives are available by telephone, Monday through Friday, 8:00 am to 8:00 pm CT and Saturday 8:00 am to 5:00 pm CT excluding Federal holidays.
Call collect from outside the U.S. 1-605-232-3058.

By Mail

General Inquiries - Credit Card Account
1st Financial Bank USA
Credit Card Service Center
P.O. Box 1200
North Sioux City, SD 57049

General Inquiries - Prepaid Card Account
1st Financial Bank USA
Prepaid Card Service Center
P.O. Box 2000
North Sioux City, SD 57049

Bill Payment
1st Financial Bank USA
P.O. Box 1100
North Sioux City, SD 57049

Express Overnight Service
1st Financial Bank USA
363 West Anchor Drive
Dakota Dunes, SD 57049

By SecureMail

Log in to 1FBUSA Online Services and click the "Profile and Services" tab to access SecureMail. Click the "Send SecureMail Message" link. Then compose and submit your message.

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