FamilySearch has released two more searchable state indexes, Oklahoma and South Dakota. All the states searchable on FamilySearch and its volunteer 1940 Census Community Project partners findmypast.com and Archives.com are:
- New Hampshire
- South Dakota
On Ancestry.com, Delaware, Maine, Nevada, New York and Washington DC are searchable by name.
MyHeritage.com has Rhode Island and part of New York indexed.