How to buy Tezos futures via Coinbase in US
Currently the Tezos blockchain is not released. There is only the possibility to buy Tezos futures (XTZ-Pre-Launch) to invest in Tezos before launch.
To find an exchange supporting Tezos you can search here:
Just register on an exchange of your choice.
Afterwards you have to fund your exchange wallet with funds (for example Bitcoin). The easiest way in the United States is to buy cryptocurrencies via Coinbase using your credit card or wire transfer (US Dollar support).
How can you buy Bitcoin on Coinbase to buy Tezos?
You find the full tutorial here: https://wheretobuytezos.com/how-to-buy-tezos-xtz
Just read the tutorial and select United States in step 3.
We hope this helps you.
KR Tezard