Based on my search, the general HDB hotline is 1800-225-5432 . It's a Branch Office environment Company Line that operates on weekdays from eight:00 AM to five:00 PM.Additionally, you will find other Make contact with figures for certain providers:* HDB Major Line: 6490-1111 (for standard enquiries, weekdays 8:30 AM - 5:00 PM)* Essential Routin… Read More