Metro will launch round-the-clock bus service for core segments of the Orange and Silver Lines on June 25, per an official announcement from the Source.

The workhorse Orange Line, which spans east-to-west across the San Fernando Valley, will see 24-hour service between its North Hollywood terminus and Reseda Boulevard.  The segments running from Reseda west to Warner Center and Chatsworth will retain their previous hours.

The Silver Line, which runs in an L-shaped configuration between the San Gabriel Valley and the South Bay, will feature 24-hour service between the El Monte Bus Station and the Harbor Gateway Transit Center in the South Bay.  Service between Harbor Gateway and San Pedro will continue under its current schedule.

Metro has also announced other service changes, which are detailed below: