Dependant on my look for, the final HDB hotline is 1800-225-5432 . It's really a Department Office environment Assistance Line that operates on weekdays from 8:00 AM to five:00 PM. Also, there are actually other Call figures for specific products and services: * HDB Principal Line: 6490-1111 (for common enquiries, https://carlo764ymy8.westexwiki.com/user