You can use +P in your 24/7 according to Taurus. The +P+ exceeds the manufacturers recommendation and NATO ammo is more for use in 9mm machine guns and may over pressure your pistol as well. You can use any type of bullet , FMJ, JFP, JHP etc.
Oh and mind my manors, I almost forgot, welcome to the forum from Jacksonville, FL!
Check out the info in the New Member section and the Sticky's at the start of each forum. Lot's of good information in both!