If you filed FAFSA with codes of these schools, the list of all schools you applied (in FAFSA) is available to any school who receives the copy of your FAFSA. So, they know what other schools have you applied via FAFSA codes.
If you filed FAFSA with codes of these schools, the list of all schools you applied (in FAFSA) is available to any school who receives the copy of your FAFSA. So, they know what other schools have you applied via FAFSA codes.