Which Bottled Water Companies Use BPA FREE? Prepackaged Bottled Water Only

I've tried to look at a few of the major companies but have not come across any recently with the bottle labels stating they are PBA free.

I don't use them often so a 24 pack may last a while so I'm concerned about them sitting around and the chemicals leaching into the water.

Should I be looking out for more than just PBA FREE?

If someone knows of any please let me know
Thanks in advance