For typical inquiries, HDB's major hotline is 1800-225-5432, but it surely operates only all through weekdays from eight:00 AM to 5:00 PM. For right after-hours emergencies that require speedy awareness, for example fallen windows, wall collapse, or lift breakdowns, people really should Speak to the 24-hour Crucial Maintenance Service Device (EMSU) hotline certain to their City Council. By way of example, some Town Councils utilize the EM Expert services EMSU hotline at 1800-275-5555, while others use the ESMACO EMSU hotline at 1800-354-3333. It can be crucial to notice that there is no one HDB 24-hour hotline for all troubles. For other crucial products and services, individual 24-hour hotlines exist, including SP PowerGrid for electricity source interruptions at 1800-778-8888, PUB for drinking water source difficulties at 1800-225-5782, and more info City Fuel for gasoline emergencies at 1800-752-1800. These quantities are important for citizens to deal with urgent troubles outside of common Place of work several hours.