| Business | Phone |
| Real Property Tax Billing 4444 Rice St 463, Lihue 96766 | (808) 241-6555 |
| Finance Dept 4444 Rice St 463, Lihue 96766 | (808) 241-6565 |
| Finance Dept-Accounting Div 4444 Rice St 280, Lihue 96766 | (808) 241-6525 |
| Kauai County Treasurer 4444 Rice St 466, Lihue 96766 | (808) 241-6569 |