Can I have the address if I choose to do it by mail?
International Registration Bureau    NYS DMVRoom 136    6 Empire State Plaza     Albany, NY 12220-0850
when should I change my address information if I get a new address?
You should notify the DMV within 10 days. complete Schedule A/C IRP6 and submit it along with your two proofs of new address and payment in the amount of $2.50 per vehicle. Payment must be a check or money order payable to the Commissioner of Motor Vehicles.