Tax Payer Resources If you have questions, please call/visit the following agencies: Unclaimed Property Department of Revenue http://www.azunclaimed.gov/ (602) 364-0380 IRS Federal Taxes http://www.irs.gov/ Individuals (800) 829-1040 Businesses (800) 829-4933 AZ State Taxes http://www.revenue.state.az.us/ Individuals (602) 255-3381 Toll-free (800) 352-4090 Businesses (602) 255-2060 Toll-free (800) 843-7196 Property Taxes Apache County Assessor http://www.co.apache.az.us/Departments/ (928) 337-7521 Cochise County Assessor http://www.cochisecounty.com/assessor (520) 432-8650 Coconino County Assessor http://www.coconino.az.gov/assessor.aspx (928) 779-6502 Gila County Assessor http://www.co.gila.az.us/dept.php (928) 425-3231 Graham County Assessor http://www.graham.az.gov/Graham_CMS (928) 792-5012 Greenlee County Assessor http://www.co.greenlee.az.us/Assessor (928) 865-2072 LaPaz County Assessor http://www.co.la-paz.az.us/assessor.htm (928) 669-6165 Maricopa County Assessor http://www.maricopa.gov/Assessor (602) 506-3877 Mohave County Assessor http://www.co.mohave.az.us (928) 753-0703 Navajo County Assessor http://www.navajocountyaz.gov/assessor/ (928) 524-4095 Pima County Assessor http://www.asr.pima.gov/ (520) 740-8630 Pinal County Assessor http://co.pinal.az.us/Assessor/ (520) 866-6361 Santa Cruz County Assessor http://www.co.santa-cruz.ca.us/asr/index.htm (520) 375-8030 Yavapai County Assessor http://www.co.yavapai.az.us/Assessor.aspx (928) 771-3220 Yuma County Assessor http://www.co.yuma.az.us/assr/index.htm (928) 373-6040