Charles Suppa of Winterset;Iowa;died Tuesday;April 29;1986;in Reseda;Calif. He was 27. Mr.Suppa was born July 19;1958;in North Charleroi;a son of Angelo Suppa Jr.of Las Vegas;Nev.;and Jacqueline Phillips Suppa of Winterset;Iowa. He was Catholic by faith. Mr.Suppa had attended Canoga Park High School in California and had been working in California as a carpenter the past two years. He was engaged to be married on May 10 of this year. In addition to his parents;survivors include his fiancee;Cheryl Davis of Van Nuys;Calif.;a brother;Angelo Suppa III of Las Vegas;and four sisters;Mrs.Kenneth (Toni) Hapshire of Winterset;Iowa;Mrs.Edward (Victoria) Weightman of Belle Vernon;Tina Suppa Mayernik of Charleroi and Donna Suppa of Belle Vernon. Friends will be received Sunday from 2 to 4 and 7 to 9 p.m.in the Shelby D.Ferguson Funeral Home;700 Broad Ave.;Belle Vernon;where services will be held Monday;May 5;at 11 a.m. Burial will be in Belle Vernon Cemetery. Shelby D.Ferguson;funeral director;is in charge of arrangements.