– such as a checklist, sample certification, or ELM reference – please clarify. Otherwise, the WH-380-E/F are the correct FMLA forms for a letter carrier.
It sounds like you're looking for the —specifically the U.S. Department of Labor’s Family and Medical Leave Act (FMLA) forms that NALC members (USPS letter carriers) typically use for medical leave related to their own serious health condition or a family member’s. nalc fmla form