USA MOBILE LEADS

I need a vendor or site selling USA mobile phone number. Please note that I have couple of seller providing cell phone but so far so good it is not good for my niche(work from home). I have a friend I am buying and I know exactly the csv format of his leads. My friend's leads is working pretty fine so looking for exactly such data. You might be the seller or someone that know the seller or site to get such data..Please hit me up