I'm not sure what you're looking for. Here's one that doesn't have any minimum order (very important for small business owners):
http://jhittlesewing.com/index.php
United Notions is a really great option. They have a $2K minimum:
http://storefront.unitednotions.com/...age=zWholesale
They are great because they have so many different brands of threads, fabrics, notions, books, etc.