Where in colorado can I get my iphone from verizon unlocked?

It has a sim card slot so yes it is unlock-able the ios is 6.1.3

Added (1). It is locked on verizon I went to T moblie they said I need to get it unlocked

Added (2). It is locked on verizon I went to T moblie they said I need to get it unlocked

They aren't locked.

You would need to contact Verizon customer service in order to unlock it. They are the ones that would give you the code. However, may not have the unlock code for your phone readily available if it is older. You may have to show them a proof of purchase.