I would suggest asking a bank that has a branch in both your country and Tanzania, or even try the national bank. https://en.wikipedia.org/wiki/List_of_banks_i

I would suggest asking a bank that has a branch in both your country and Tanzania, or even try the national bank. https://en.wikipedia.org/wiki/List_of_banks_in_Tanzania https://en.wikipedia.org/wiki/List_of_banks_in_Tanzania https://www.bot.go.tz https://www.bot.go.tz However if you just want to buy and sell the currency pair rather than making transfers to and from Tanzania I think you may have to use a forex broker as I don't believe most banks offer such a service. I could be wrong though obviously.