The maximum amount is either $17,500 or $5,000 depending on the subject area taught.
Do  you have loans under the Direct Loan Program or the FFEL program?
No I only have a FFEL loan.
Unfortunately, no relevant information is found.
What are the basic requirements for all teachers?
If you are a teacher at a public charter school you are considered to have received full state certification as a teacher if you meet the requirements set forth in the state's public charter school law.
Are you aware of the Public Service Loan Forgiveness program? What if you've already made 120 eligible payments?
in this case, you must complete and submit the Public Service Loan Forgiveness Application: PSLF Forgiveness Application.
what are the resources of the PSLF?
one of them is Public Service Loan Forgiveness: Request for forgiveness
What do I have to be To qualify for PSLF
Are you employed by a United States federal, state, local, or tribal government or by a non-profit organization?
it's not my case