Arizona Public Service, commonly referred to as APS is the largest electric utility in Arizona, United States. The company is majorly concerned with offering electric utility services to domestic and commercial consumers. Moreover, APS offers round the clock assistance to address consumer grievances. In order to get in touch with customer service representatives at APS, consumers are advised to adhere to given customer service contact information APS Customer Service Number: 602-371-7171 | 800-253-9405 APS Customer Service Email: info@aps.com APS Credit Line Number: 602-371-7607 | (800-253-9409) APS Payment Line: 602-371-6555 (866-776-0445) Website Support: 602-371-5775 (800-659-2975) Outage Hotline: 602-371-3680 (855-688-2437) Business Line: 602-371-6767 (800-253-9407) Solar Line: 602-216-0318 (800-659-8148) Construction Helpline: 602-371-6140 Downed Power Line or Exposed Electrical Equipment: 602-258-5483 (800-253-9408) Mailing Address: APS PO Box 60015 Prescott, AZ 86304-6015 Live C