hawai99Contact Us. If you need assistance we are here to help. Corporate Address . 99-193 Aiea Hehts Dr. Aiea, HI 96701. 808.677.7998 (Automated phone tree). 808.677.7999 (Front Desk)Diagnostic Laboratory Services, Inc. (DLS) is Hawaii’s largest locally owned and operated medical and clinical testing laboratory. With over 50 Patient Service Centers, we are proud to provide