The test data is as accurate as possible without containing real data.
The Phone area code and prefix are specific to each data set region.
The SSN and driver license are also specific to each data set region.
The credit card numbers pass a luhn check.
The bank name matches the routing number.
The bank was assigned to the record based on either a matching zip code with the record or if there was not an exact match then matching on the first 4 or 3 digits.

Important: If copying the credit card number to another spreadsheet first set the field format to text.  If Excel converts the value to scientific notation then the credit card number will no longer pass a luhn check.


https://www.creditcardvalidator.org/generator
https://www.coolgenerator.com/ssn-generator
https://success.myshn.net/Data_Protection/Data_Identifiers/U.S._Driver's_License_Numbers#:~:text=Kentucky%20driver's%20license%20numbers%20consist,%2C%20V12%2D345%2D678.&text=Louisiana%20driver's%20license%20numbers%20are,For%20example%2C%20007000100.
https://ntsi.com/drivers-license-format/
https://onlinestringtools.com/generate-string-from-regex
https://jex.im/regulex/#!flags=&re=%5E(a%7Cb)*%3F%24