So, what's an example of a valid credit card number, you ask? Well, let's just say it's not 1234-5678-9012-3456 (although, that does sound like a pretty cool phone number). A real example would be something like 4532-1143-8765-3210, but don't go trying to use that number to buy anything, or you'll be sorely disappointed.
Credit Card Numbers That Work 2016 | amulette
In reality, you should never share your actual credit card number with anyone, unless you want to inviting identity theft to the party. But hey, now you know what to look for in a valid credit card number - it's like having a superpower!