Subject: Re: Meanwhile, in sausage roll news (GRG)
https://www.schwab.com/global-...

"Speak with a Global Investing Services specialist anytime between 5:30 p.m. ET Sunday and 5:30 p.m. ET Friday at 800-992-4685."

I would think Interactive Brokers should let you trade UK stocks.

I'm not American nor in the US so I can't really offer any ideas beyond that.

TRS