If you haven't heard of eShakti, you need to check it out by clicking on this link. It's an awesome online clothing & accessory store which allows shoppers to customize their purchases to ensure the fit you're looking for. They offer sizes 0-26W.
To get you started, you can get a $12 credit on your order when you enter code DIQOQ8, but hurry, because it expires on 11/15/10! Or, you can choose to use code MeZ5Z4 to get 15% off your order thru the month of November.
I just used the code to purchase these: