For sites selling Indian craft supplies (beads, feathers, jingles, quills, etc.) rather than finished crafts. These sites are selling materials to Indian artists and other people creating art in an Indian style.
Carries Indian craft materials including beads, bells, and shell. Also sells kits, patterns, and finished crafts by Sioux artists. http://www.matoska.com/
Online retailer of a wide variety of American Indian craft supplies, regalia, kits, herbs, and jewelry. Based in Oklahoma. http://www.nativeessence.com/