SRP (Salt River Project) Customer Care service, Toll-Free Phone number, Postal Address, Social profiles, Email- SALT RIVER PROJECT (SRP) is a power supply company and an agency of the state of Arizona that serves as an electrical utility for the Phoenix metropolitan area. The corporation was founded in 1937 and based in Tempe, Arizona. SRP is the oldest multipurpose federal reclamation project in the United States. They deliver high-value electricity and water for the benefit of their customers. Here, we have provided all the possible ways to contact them.