Management Instruction FM-640-2023-1 - Postal Bulletin 22660 - Contents Postal Bulletin 22660 10-3-24 Front Cover Cover Story October is Energy Action Month: USPS is Building a Sustainable Future Policies, ..." /> Management Instruction FM-640-2023-1 - Postal Bulletin 22660 - Contents Postal Bulletin 22660 10-3-24 Front Cover Cover Story October is Energy Action Month: USPS is Building a Sustainable Future Policies, ..." />