You can come up with a list of schools with PG and then see who you’d like to reach out to.
Agree with the others that you have other options besides PG, but no harm in exploring the feasibility of this.
Very hard to know who will have space at this late date, but it’s easiest to ask at places that seem to fit, as they are most likely to accommodate if possible. It helps to be able to articulate why this is the path you’re considering at this point.