by Dan Persfull:
Yes, XYZ Data is the Consumer Reporting Agency you obtained your information from.
by David Dickinson:
615(a)(3)(A) of the FCRA requires users to disclose:
the name, address, and telephone number of the consumer reporting agency (including a toll-free telephone number established by the agency if the agency compiles and maintains files on consumers on a nationwide basis) that furnished the report to the person;
I agree with Dan that XYZ Data is the furnisher of the report, not Equifax.