Generally, you cannot open a standard retail Thai bank account from the United States without being physically present in Thailand. Thai banking regulations require the bank to verify your identity in person, ensure you have valid residency documentation (such as a long-term visa or work permit), and comply with rigorous Know Your Customer (KYC) and anti-money laundering protocols. Because the law requires you to sign various documents while appearing in front of a bank officer in a local branch, remote account opening for non-residents is not supported by the major Thai banks. If you are planning to move to Thailand, you should wait until you arrive, secure your long-term visa status, and then visit a local branch with your passport, visa, and proof of address to facilitate the account opening process in person. Attempting to bypass this requirement online is generally not possible under current Thai banking laws.