The Sun Corridor Metropolitan Planning Organization (MPO), in partnership with Central Arizona Governments (CAG), provides mobility management service to enhance mobility for seniors and persons with disabilities by providing funds to programs that serve the unique needs of transit-dependent populations.  The Sun Corridor MPO is a regional agency that provides transportation planning services to the communities of Casa Grande, Coolidge, Eloy, and rural portions of Pinal County, covering 1,155 square miles, with a current estimated population of 125,021 people.