Federal Student Aid
Stafford or PLUS loan recipients may have their loans deferred or canceled (up to $17,500) if they are teaching full time in a federally designated teacher shortage area for a minimum of five years.
studentaid.ed.gov/PORTALSWebApp/students/english/teachercancel.jsp?tab=repaying/
Sallie Mae's Loan deferment program
www.salliemae.com/manage/preteacher.html