New line

[Autumn_Suzanne]

I have an IPhone 16 pro. My Verizon line is on it. 
Can I add a line from Visible onto my phone as a secondary SIM?  
Basically can I have both a Verizon and Visible line on the same phone?

The phone is not unlocked. 

[DeanKevin64]

Yes.

[phoneman2021]

ss is no.  but it is a guess.