The mailing address depends if you are sending a payment or receiving a refund. Please see this link for the correct address:
For net income tax without a payment mail to:
P.O. Box 3559
Honolulu, HI 96811-3559
For net income tax with a payment mail to:
P.O. Box 1530
Honolulu, HI 96806-1530
For more information:
http://tax.hawaii.gov/contact/#mail
