There are 31 Hiller UH-12C 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 1955 and 1959.
N5330V
1959 Hiller UH-12C
Miami, FL
N1348Z
1958 Hiller UH-12C
Mineral Wells, TX
N9774C
1958 Hiller UH-12C
Kennewick, WA
N112BK
1957 Hiller UH-12C
Gaston, OR
N1348X
1957 Hiller UH-12C
Mineral Wells, TX
N26US
1957 Hiller UH-12C
Snellville, GA
N57CD
1957 Hiller UH-12C
Winterset, IA
N10728
1956 Hiller UH-12C
Lebanon, OR
N156PT
1956 Hiller UH-12C
Falcon Heights, MN
N239SB
1956 Hiller UH-12C
Cottage Grove, OR
N469DW
1956 Hiller UH-12C
Decatur, TX
N5315V
1956 Hiller UH-12C
Casper, WY
N5317V
1956 Hiller UH-12C
Carson City, NV
N5320V
1956 Hiller UH-12C
Slocomb, AL
N5321V
1956 Hiller UH-12C
Midlothian, TX
N5326V
1956 Hiller UH-12C
Sheridan, WY
N57PD
1956 Hiller UH-12C
Pottsville, PA
N780C
1956 Hiller UH-12C
Gardnerville, NV
N783TT
1956 Hiller UH-12C
Longview, TX
N9734C
1956 Hiller UH-12C
Hillsboro, TN
N9739C
1956 Hiller UH-12C
Seaford, DE
N222TE
1955 Hiller UH-12C
Yorktown, TX
N9010Q
1955 Hiller UH-12C
Georgetown, TX
N103JA
Hiller UH-12C
Mulberry, FL
N1348P
Hiller UH-12C
Winterset, IA
N17MQ
Hiller UH-12C
Pittsburgh, PA
N38767
Hiller UH-12C
Mineral Wells, TX
N49983
Hiller UH-12C
Mineral Wells, TX
N54594
Hiller UH-12C
Indian Lake, NY
N57FD
Hiller UH-12C
Mineral Wells, TX
N90724
Hiller UH-12C
Washington, DC