There are 7 Hughes TH-55A aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 1965 and 1986.
N1042P
1986 Hughes TH-55A
Fort Worth, TX
N379MC
1967 Hughes TH-55A
Lewes, DE
N7052D
1967 Hughes TH-55A
Rosston, OK
N3752N
1965 Hughes TH-55A
Seattle, WA
N16WP
Hughes TH-55A
Fort Myers, FL
N30738
Hughes TH-55A
Princeton, MN
N5000T
Hughes TH-55A
Wills Point, TX