Giving blood? Signing up as election judge? Coding something?
I don't know what might be useful, but I get the sense that the HN community would have a unique perspective on this. Looking forward to any and all responses.
Many states, including ours, have locked down these facilities, not allowing any visitation. These people are lonely.
You can send cards and other items to the facilities addressed to "any resident", or with a cover letter explaining you are wishing your gift to go to a resident who needs it.
The rest depends on where you are located.