Buy Domains

What they say:

"With an inventory of over 640,000 high-performance domain names, innovative technology, and a commitment to superior customer service, BuyDomains has been an established industry leader since 1999.

Customers have two options for purchasing domains:

1. "Buy Now" domains are fixed price names which may be purchased at any time, via credit card
2. "Unfixed Domains" are names which are appraised when a customer requests a price"