HQCreditCheck - Version 2.0 The HQCreditCheck component will verify credit card entries. If you need to take credit card orders from your application or you need to verify credit card numbers and types, this component is the best of its kind. HQCreditCheck checks the credit card number validity and credit card type against the number. HQCreditCheck also checks the expiration date. HQCreditCheck is Year 2000 compliant. HQCreditCheck can validate Visa, MasterCard, Amex, Discover and Diners.