What happens next?

How to transfer contacts between verizon cell phones
Identify your old phone's model.
Check its owner's manual or visit the manufacturer's website to know the make and model of your old unit.
Identify your new phone's model.
When you purchase your phone from verizon, your new phone's make and model will be included in the receipt. You can also check its box or ask the verizon sales representative if you're not sure what your new unit's model is.