There are 9 Sikorsky S-55B 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 1952 and 1959.
N5663
1959 Sikorsky S-55B
Franklin, KY
N31611
1956 Sikorsky S-55B
Franklin, KY
N155GW
1955 Sikorsky S-55B
Franklin, KY
N24111
1955 Sikorsky S-55B
Franklin, KY
N443FD
1955 Sikorsky S-55B
Sussex, NJ
N2650M
1954 Sikorsky S-55B
Franklin, KY
N2302F
1952 Sikorsky S-55B
Salem, OR
N17376
Sikorsky S-55B
Pond Creek, OK
N855DB
Sikorsky S-55B
Yakima, WA