Depending on my search, the general HDB hotline is 1800-225-5432 . It's a Branch Business office Assistance Line that operates on weekdays from eight:00 AM to five:00 PM. Also, there are other Get in touch with numbers for particular providers: * HDB Principal Line: 6490-1111 (for basic enquiries, weekdays 8:30 https://hdb-town-council-hotline23444.spintheblog.com/37618468/hdb-town-council-hotline-210-22