Back to application For questions about your application or account, please contact: Phone: (844) 358-0074 or Plains Commerce Bank P.O. Box 85830 Sioux Falls, SD 57118-5830
For questions unrelated to your application or card, please use the form below to contact us via email or write to: Infusion Strategies PlainsCommerce.creditcard PO Box 463 Madison, SD 57042