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Creating a Sustainable Energy Future for Arizona Arizona Public Service generates reliable, affordable and clean energy for approximately 1.4 million customers in Arizona. Our service territory stretches across the state, from the border town of Douglas to the vistas of the Grand Canyon, from the solar fields of Gila Bend to the ponderosa pines of Payson. As the state’s largest and longest-serving energy provider, our nearly 6,000 dedicated employees power our vision of creating a sustainable energy future for Arizona.
