HDB's primary common enquiry hotline will be the Branch Service Line at **1800-225-5432**, which operates from 8:00 AM to 5:00 PM on weekdays. This selection is the principle Get in touch with for a variety of providers which include housing purposes, financial queries, and tenancy matters, offering a central position of Get hold of for flat entrepreneurs and applicants. For urgent and critical suggestions concerning concerns like fire, more info structural harm, or wall collapse, a separate 24-hour hotline is available at **1800-455-0089**, highlighting a difference amongst regimen and emergency products and services. On top of that, for upkeep problems about widespread areas which include raise breakdowns or defective corridor lights right after office hrs, inhabitants are directed to Make contact with the Important Servicing Company Device (EMSU) by means of a certain **24-hour hotline, with a typically cited variety remaining 1800-241-7711**, ensuring prompt reaction to urgent communal infrastructure problems. This structured method with several hotlines aims to streamline support and deal with distinct wants proficiently.