Based upon my research, the overall HDB hotline is 1800-225-5432 . This is a Branch Business Service Line that operates on weekdays from eight:00 AM to five:00 PM. Also, you will discover other Call figures for unique expert services: * HDB Principal Line: 6490-1111 (for general enquiries, weekdays 8:thirty AM https://garrettqfrdo.shoutmyblog.com/36192419/hdb-town-council-hotline-210-22