ezcardinfo.com (the Turbine CU Visa credit card payment site) Turbine CU Credit Card disclosure Lost or stolen Turbine CU Visa credit card? Call (727) 570-4881. Turbine CU Visa credit card customer service contacts: Call (800) 322-8472 for customer service. Mail billing inquiries and correspondence to: Customer Service - P.O. Box 30495 - Tampa, FL 33630. Mail payments to: VISA - P.O. Box 4521 - Carol Stream, IL 60197-4521.