None of the operators on our list come bigger than Borgata and this makes them one of the best US PayPal gambling vendors around. With a good choice of fun casino games overall from some of the best developers around (such as NetEnt) plus a site which not only accepts PayPal but also allows you to game on mobile with ease, it rates highly.
This platform is also known for excellent customer support, which offers fast help via channels such as live chat. It holds licenses to operate from some of the industry's top regulatory bodies and uses the latest online security measures to keep players safe.
First established in the UK during 2001, it is a bit of an understatement to say that bet365 are a truly iconic online casino brand around many countries in Europe (such as Belgium and Portugal), the US and the rest of the world (such as Canada).