HDB's dedicated hotline for **carpark enforcement** is **1800-338-6622**. That is a 24-hour hotline mostly for reporting illegal parking in HDB carparks and repair streets. It's also possible to report illegal parking through the OneService Application. For standard enquiries about period parking, you can Call the leading HDB Branch Company Line at **1800-225-5432**, which operates through standard Workplace several hours. This variety handles questions about here year parking programs, renewals, and other similar administrative matters. It is vital to work with the correct range to your specific challenge to make certain a a lot quicker response.