Due to the current rise in COVID-19 cases, you may experience unexpected changes or longer than usual wait times during calls to Southwestern Utility Management’s Customer Service line.

Please note that auto pay is now available. Registration for auto pay is quick, easy and available online. To register now select Online Bill Pay. All prior registered users will need to register again.

To mail payment please remit to: PO Box 85160, Tucson, AZ 85754. Lobby Hours are from 7:30am - 4:30pm, Monday-Friday. After hours payments please use the drop box slot in our lobby door located at 2015 N Forbes Blvd., Tucson, AZ 85745.