Personal Banking
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Builder FinanceCall 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.
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.
1st Financial Bank USA
Credit Card Service Center
P.O. Box 1100
North Sioux City, SD 57049
1st Financial Bank USA
P.O. Box 4524
Carol Stream, IL 60197-4524
1st Financial Bank USA
363 West Anchor Drive
Dakota Dunes, SD 57049
All of our communications are in English. We do not provide any language access services. A translation and description of commonly used debt collection terms are available in multiple languages on the New York City Department of Consumer Affairs' website at www.nyc.gov/dca.