Based on my look for, the final HDB hotline is 1800-225-5432 . It's really a Department Office Services Line that operates on weekdays from 8:00 AM to 5:00 PM. In addition, you'll find other Make contact with figures for certain companies: * HDB Major Line: 6490-1111 (for standard enquiries, weekdays https://tonyu986drd0.losblogos.com/profile