http://HuntingMoon.com has several to choose from such as:
4milf.com Adult Domain Sold
milf247.com Adult Domain $4,200
milfBBW.com Adult Domain Sold
MILFbbws.com Adult Domain Make Offer
MILFbox.com Adult Domain Sold
MILFdolls.com Adult Domain $750
MILFempire.com Adult Domain $2,500
MILFindexes.com Adult Domain Sold
MILFkingdom.com Adult Domain $3,800
MilfNurses.com Adult Domain $5,000
MilfPlaza.com Adult Domain $2,000
MILFpornsite.com Adult Domain $3,500
MILFshack.com Adult Domain $3,500
SoccerMilf.com Adult Domain Sold
SoccerMilfs.com Adult Domain Sold
USAmilfs.com Adult Domain $1,500
vMILF.com Adult Domain Sold