Determined by my search, the general HDB hotline is 1800-225-5432 . This is a Branch Business office Assistance Line that operates on weekdays from eight:00 AM to five:00 PM. Also, there are actually other contact quantities for specific services: * HDB Main Line: 6490-1111 (for common enquiries, weekdays 8:thirty AM https://calvinl420lwf0.mappywiki.com/user