Hey Brian

Well lets see, apart from Kidrobot of course, there's also...
My Plastic Heart : 210 Forsythe St.
Toy Tokyo : 2nd Floor, 121 2nd ave, between Marks place and 7th st.
Giant Robot : 437 East 9th St.
Forbidden Planet : 840 Broadway.
Toyqube : Slightly further out in Flushing Mall.
Have fun