Is Bitfinex available in the US?

Notably, Bitfinex is not currently available to U.S. citizens or residents .

Yes, Bittrex operates legally in the US and abides by the regulations of different US regions.

BitMAX is banned in: United States, Nepal, Zimbabwe, Belarus, Burma, Cote D’lvoitre (Ivory Coast), Cuba, Democratic Republic of the Congo, Iran, Iraq, Liberia, North Korea, Sudan, Syria, Algeria, Bangladesh, Bolivia, Cambodia, and Ecuador.