Public Utilities & Environment All Categories... Aggregates (Rock Quarry)Utilities go Results Found: 5 Button group with nested dropdown Kinetic by Windstream Kinetic by Windstream 750 N Jefferson St. Gray GA 31032 (478) 452-6161 Martin Marietta Aggregates Martin Marietta Aggregates 137 Pitts Chapel Road Macon GA 31217 (478) 986-3105 Tri-CoGo Tri-CoGo 310 West Clinton Street Gray GA 31032 (000) 000-0000 Tri-County Electric Membership Corpor... Tri-County Electric Membership Corporation 310 West Clinton Street Gray GA 31032 (478) 986-8100 Georgia Power Company Georgia Power Company 1840 North Columbia Milledgeville GA 31061 (888) 660-5890