Project Veritas: (914) 908-2300
And the one you probably already tried....
1-877-VOTESPA
Thanks!
I found this too.
https://www.armyfortrump.com/forms/election-day-team
There is a lot of clutter on the page but there is a link on the right hand side for reporting incidents.
Whoever is running Trump’s website needs to make it a lot more prominent.