There is no EDGE plan anymore. You can purchase a new phone at the full retail price in installment payment using the Device Payment agreement (DPP) after your current contract term expires. If you need a new phone before the contract term is completed, you have the option to purchase a new phone at the full retail price in one lump sum.
I'm most definitely NOT a VZW employee. If a post answered your question, please mark it as the answer.