Filled with vintage and vintage-inspired finds from across Europe (but mainly France), I'm pretty sure Chicago's P.O.S.H. was made just for me.
The Curiosity Shoppe has a fun selection of stationery and a lot of other wacky, Modcloth-esque stuff.
Three Potato Four, based in Philadelphia, has everything from antique signs to kids stuff to wedding accessories. Warning: You probably can't afford anything.
Funny and functional gifts from Spoon Sisters.