Non Dealing Desk brokers

[Wallace]

http://www.goforex.net/forex-broker-list.htm list 4 ECN (Electronic Currency Network) type fx brokers.

http://www.mbtrading.com/fx/default.asp offers a minilot minimum account margin of $400
see http://www.mbtrading.com/fx/comparison.asp for ECN/FCM comparison

ECNs charge variable commissions per amount traded