General Support / Advocacy Go back to directory. Add to Address Book. Cam and Madi’s Promise, Incorporated (C.A.M.P) Cam and Madi’s Promise, Incorporated (C.A.M.P) P.O. Box 82 Smyrna Georgia 30081 United Stateshome Work Phone: 770-239-1522work Categories: Financial, General Support Updated 11 months ago.