USPS To Issue Fentanyl Awareness Semipostal Stamp

WASHINGTON, Sept. 8, 2026 /PRNewswire/ -- What: The U.S. Postal Service will issue a semipostal stamp supporting fentanyl awareness at the Masur Auditorium on the campus of the National Institutes of Health in Bethesda, MD. With the Know the Facts About Fentanyl semipostal, the Postal...