If you can provide the necessary information then your ACURA code is available here for free
https://radio-navicode.acura.com/?src=inq
If not then the code will only be available from your local Honda Dealer or a Decoding Service ...who will plug in a laptop to read/recode your memory chip (EEPROM)
Useful ACURA/HONDA Contacts
TELEPHONE NUMBERS
Honda UK 0845 200 8000 Honda USA 1-800-999-1009 (Toll Free) Honda Canada 1-800-387-5399 (Toll Free) Honda Aus 1800 804 954 (Toll Free) Honda NZ 0800 2 46632 (Toll Free )