will a iPhone 5 work on Verizon towers after being switched to straight talk

[mattmm06]

So I want to buy a unlocked iPhone 5 and put it on straight talk. Heres the thing is an att phone and don't know if it will work on Veliven towers after switching to straight talk as they are the only tower wherei live

 

[Titillating]

You're best off calling Straight Talk and asking them this question.