There are 27 Porterfield LP-65 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 1940 and 1941.
N34819
1941 Porterfield LP-65
Springtown, TX
N37717
1941 Porterfield LP-65
Havre, MT
N37767
1941 Porterfield LP-65
San Antonio, TX
N37853
1941 Porterfield LP-65
Naperville, IL
N37856
1941 Porterfield LP-65
Ben Wheeler, TX
N37869
1941 Porterfield LP-65
Anaheim, CA
N25563
1940 Porterfield LP-65
Hicksville, OH
N25585
1940 Porterfield LP-65
Hempstead, NY
N27206
1940 Porterfield LP-65
Rhome, TX
N27222
1940 Porterfield LP-65
Orlando, FL
N27242
1940 Porterfield LP-65
Maryland Heights, MO
N27249
1940 Porterfield LP-65
Arlington, WA
N27279
1940 Porterfield LP-65
Santa Ana, CA
N27281
1940 Porterfield LP-65
Urbana, OH
N32320
1940 Porterfield LP-65
Whittier, CA
N32328
1940 Porterfield LP-65
Mooresville, NC
N32333
1940 Porterfield LP-65
Warrensburg, MO
N32347
1940 Porterfield LP-65
Wooster, OH
N32362
1940 Porterfield LP-65
Bend, OR
N32372
1940 Porterfield LP-65
Columbus, OH
N32412
1940 Porterfield LP-65
Dayton, OH
N25586
Porterfield LP-65
Santa Maria, CA
N27284
Porterfield LP-65
Wasilla, AK
N27288
Porterfield LP-65
Boerne, TX
N27289
Porterfield LP-65
Conway Springs, KS
N32366
Porterfield LP-65
Novato, CA
N32417
Porterfield LP-65
Midland, MI