Determined by my research, the final HDB hotline is 1800-225-5432 . It's a Department Office Services Line that operates on weekdays from 8:00 AM to 5:00 PM. Furthermore, you can find other Call quantities for unique services: * HDB Main Line: 6490-1111 (for general enquiries, weekdays eight:thirty AM - five:00 https://hdbtowncouncilhotline210246554.bloggerbags.com/42616288/hdb-town-council-hotline-210-22