Can I put my sprint iPhone 4s on virgin mobile?

I see that virgin mobile now has the 4 and 4s but are asking 600$ I have the 4s right now on sprint which also owns virgin mobile is it possible to put the phone on virgin mobile so that I don't have to cancel my contract and also buy the new phone? Please let me know how of possible!

Possibly not. You would have to buy the iPhone 4S on virgin mobile.

NOPE there's no way. Only VM iphones will work on VM