https://www.zellepay.com/
Not sure about all banks but I use TD and its supported directly from my banking app/website.
Interesting ... so far I've only used Zelle to send money to my daughter @ school for which its fine.
However at the risk of stating the obvious anything other then cash and local pickup/meet on Craigslist deals is asking for trouble.
bitcoin
Bitcoin kinda sucks as a currency exchange. .