Michael Paul Peters, Duane E Peters, Stacy A Downin and 4 other people are people possibly related to Cosma. Cosma has listed phone number: (212) 724-7338. 4721 Rr 4 #4721, Duncannon, Pa 17020 is where Cosma lives. Public records show New York and Dallastown as cities Cosma also stayed in.