Based on my lookup, the overall HDB hotline is 1800-225-5432 . It is just a Branch Office environment Company Line that operates on weekdays from eight:00 AM to 5:00 PM.Also, there are actually other contact quantities for certain providers:* HDB Primary Line: 6490-1111 (for typical enquiries, weekdays more info 8:thirty AM - five:00 PM)* Neces