In Oregon we sometimes get frustrated because we can't directly make a difference in electing Trump in our Blue state. Fortunately, there are many ways to reach out to swing states during this election. i will list a few here. Please let me know if you find other effective ways (firstname.lastname@example.org) and I will add the to the list
Swing Left - Make calls to states that are in play in this election - website includes training and other information and links to start calling.
Sister District - Sister District Portland is paired with some important races in North Carolina. This organization not only reaches out to their sister district but also organizes physically distanced social events and conducts research on the efficacy of different outreach methods.
Turnout 2020 -A national phone banking campaign calling inconsistent voters in swing states urging them to get ready to vote by doing such things as requesting an absentee ballot.
Democrat National Committee - Get involved now - text and phone bank training a links to reach to most important races across the county.
Vote Save America - From the Pod Save America people. A wealth of ways to get involved in swing states.