Our Photo Gallery Coming Soon! OS/COM Systems 155 West Santa Anna Avenue Bloomington, CA 92316 Business: 909-877-1300 Cell: 909-997-1445   Elfrieda Osvold, Owner oscom1@sbcglobal.net Business Hours Monday through Friday, 8:00 a.m. to 5:00 p.m. Home  .:.  Services  .:.  Gallery  .:.  Request Info