C
Checkout.comCheckout 43204
Decline List - Phone Number (Checkout.com)
Fraud/Security
Suspected fraudulent activity or security blocks
Do Not Retry
Retry will not succeed
Description
The phone number is on Checkout.com's platform-level decline list.
Recommended Action
Contact Checkout.com if you believe this is a false positive.
Common Causes
- Phone number flagged across the Checkout.com platform
Recovery Tips
- Contact Checkout.com support to review the entry
Quick Reference
Code
43204
Category
Fraud/Security
Retryable
No
Source
Checkout
Recoverability verdict
Retrying 43204 will not work
This is a hard decline. Retrying code 43204 will not recover the payment. But most merchants seeing this code also have soft declines they are not recovering. Check what your retry strategy is leaving behind.
Related Decline Codes
20003Non-Retryable
Invalid Merchant
The merchant ID or service provider configuration is invalid. This is typically a technical setup issue.
20006Non-Retryable
Error
The request contained invalid parameters. The issuer or gateway could not process the transaction as submitted.
20012Non-Retryable
Invalid Transaction
The issuer has rejected the transaction as invalid. The transaction type or parameters are not accepted.
20013Non-Retryable
Invalid Amount
The transaction amount is invalid or outside the acceptable range.