Originally Posted by
;
FXCM, Forex.com and Oanda would be the largest US established Foreign Exchange brokers. CFTC and NFA regulates all of them.
Oanda is a market maker, but offers very competitive spreads.
FXCM claim that all of their account types are no-dealing-desk, but spreads on TS II and MT4 are almost two times as wide as Oanda's . You want to deposit $50 000 to exchange on their Active trader platform, offering only 0,7 pips spread on EUR/USD.
Forex.com offers GAIN GTX, a true ECN Foreign Exchange trading platform. Spreads are very tight, however a minimum account deposit of $100,000...