Best and affordable are two different things. I have found that affordable agents can't get things done as well as other agents that cost more. If your goal is to get things done right the first time and not have to worry about it then that it's going to cost you a little bit more
I use a free VPN (Proton VPN) that is connected to a number in the US, sometimes you have to keep changing servers to get a US server, then I use Google voice and it's free. Both items are free
I stopped using Wise because of the large amount of complaints and their transfer fee went from $6 USD to $22 USD. I use Remitly now. Fee is only $1.99 and the net transfer is only about 50 Baht lower.