Make:carrier
Model; 38ad016600

I need to a find a 3 pole contactor
Old contactor label was missing
If someone know part number of 3 pole contactor
Please help me.

Google "Carrier 3 pole contactor" for sources and models. There are more than 1.

You will need the coil voltage & amp rating.

What is the coil voltage? Just get a universal contactor you don't want to pay for anything carrier