To contact Hawaii Taxpayer Services, you may call them by phone at 808-587-4242 or toll-free at 1-800-222-3229. Tax forms and additional information are also available on the Department of Taxation’s official website at tax.hawaii.gov.
Source:
Form N-103
Disclaimer: Always verify details with the official Federal or State Department of Revenue Forms and Instructions. For complex tax matters, consult a CPA or tax attorney.