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Test our network of cards
Test your point-of-sale terminal or device to make sure you’re ready to accept all the cards that transact on our network.
- U.S. Terminals
- International Terminals
Test card numbers for U.S. terminals
To start: Prompt your point-of-sale device for a manual sales transaction and enter the test card information.
Test card account:6011 0009 9498 3959
Expiration date:06/22
CID:897
Transaction amount:$1.00
Zip code (if necessary):60015
“Decline” means your terminal is ready.
An error message for the 6011 test number means you are enabled to accept Discover, but you are experiencing terminal issues. Please contact your processor for assistance.
Test card account:3699 890 022 6633
Expiration date:03/23
CID:334
Transaction amount:$1.00 (or equivalent local currency value)
Zip code (if necessary):43054
“Decline” means your terminal is ready.
An error message for the 3699 test number means you are enabled to accept Discover, but you are experiencing terminal issues. Please contact your processor for assistance.
Test card account:6011 9500 0454 5190
Expiration date:05/22
CID:887
Transaction amount:$1.00
Zip code (if necessary):60015
“Decline” means your terminal is ready.
Test card account:6555 9000 0047 1950
Expiration date:02/22
CID:197
Transaction amount:$1.00
Zip code (if necessary):60015
“Decline” means your terminal is ready.
An error message for the 6555 test number means you are enabled to accept Discover, but you are experiencing terminal issues. Please contact your processor for assistance.
Test card account:3550 9983 2880 1090
Expiration date:12/21
CID:123
Transaction amount:$1.00
Zip code (if necessary):60015
“Decline” means your terminal is ready.
Test card account:6221 4990 5336 0818
Expiration date:03/23
CID:563
Transaction amount:$1.00
Zip code (if necessary):07311
A response from UnionPay means the test was successful.
Response codes for a successful test may include:
- 40 FUNCTION REQUESTED NOT SUPPORTED
- 51 NOT SUFFICIENT FUNDS (DECLINE)
- 54 EXPIRED CARD
- 57 TRANS NOT PERM TO ISS/CARDHOLDER
A response code 40 may indicate that the online merchant needs to be enabled for UnionPay ecommerce acceptance. Please contact your processor for assistance.
Test card numbers for international terminals
To start: Prompt your point-of-sale device for a manual sales transaction and enter the test card information.
Test card account3699 890 022 6633
Expiration date03/23
CVV2334
Transaction amount$1.00 (or equivalent local currency value)
“Decline” means your terminal is ready.
An error message for the 3699 test number means you can still accept Discover® Cards, but may not be able to accept all Discover Global Network cards. Please contact your processor for assistance.
Test card account6011 0009 9498 3959
Expiration date06/22
CID897
Transaction amount$1.00 (or equivalent local currency value)
“Decline” means your terminal is ready.
An error message for the 6011 test number means you are enabled to accept Discover, but you are experiencing terminal issues. Please contact your processor for assistance.
Test card account6573 5900 0016 9767
Expiration date3/23
CID951
Transaction amount$1.00 (or equivalent local currency value)
“Decline” means your terminal is ready.
An error message for the 6573 test number means you can still accept Discover® Cards, but may not be able to accept all Discover Global Network cards. Please contact your processor for assistance.
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