Depending on my search, the overall HDB hotline is 1800-225-5432 . This is a Department Office environment Service Line that operates on weekdays from eight:00 AM to five:00 PM. On top of that, you will find other Make contact with numbers for particular providers: * HDB Principal Line: 6490-1111 (for https://nikosq764ymz9.wiki-promo.com/user