How much does it cost to change to a Blackberry on verizon from another verizon phone with the same number?

I want to switch to a Blackberry phone from an EN V, keeping the same phone number i already have. So im just switching phones on the same service and same number, how much will this cost me?How much does it cost to change to a Blackberry on verizon from another verizon phone with the same number?Well any blackberry will require a $30 a month data plan for email and internet... But actually switching the phones shouldn't cost you anything. You will just end up paying for the blackberry service.How much does it cost to change to a Blackberry on verizon from another verizon phone with the same number?How did Verizon answer your question?