How do I find out whow is my carrier from a second hand phone

[AC Question]

Trying to activate with my Verizon account switch phones

 

[nahoku]

Not sure exactly what you're asking here. Can you rephrase your question and add a bit more info?

 

[B. Diddy]

Welcome to Android Central! Are you saying you have a second hand phone that you want to activate on Verizon? What's the exact model number of the phone (in Settings>About Phone>Model Number​)?