GH-1
Communications and liaison version of the DGA-15P built for the United States Navy and United States Coast Guard, 29 built new and four civil aircraft impressed.

GH-2 Nightingale
Ambulance version for the US Navy, 131 built.

GH-3
A variant of the GH-1 with equipment changes, 115 built.

NH-1
Instrument training variant for the United States Navy, 205 built.

UC-70
Ten civil DGA-15Ps impressed into service by the United States Army Air Forces and one aircraft leased.

UC-70B
Four civil DGA-15Js impressed into service by the United States Army Air Forces.
GH-1
Communications and liaison version of the DGA-15P built for the United States Navy and United States Coast Guard, 29 built new and four civil aircraft impressed.
GH-2 Nightingale
Ambulance version for the US Navy, 131 built.
GH-3
A variant of the GH-1 with equipment changes, 115 built.
NH-1
Instrument training variant for the United States Navy, 205 built.
UC-70
Ten civil DGA-15Ps impressed into service by the United States Army Air Forces and one aircraft leased.
UC-70B
Four civil DGA-15Js impressed into service by the United States Army Air Forces.
Howard DGA-15