Starbase 19
Starbase 19 was a Federation starbase administered by Starfleet. This starbase was located in the Alpha Quadrant.

During the first , around stardate 4851.5, this starbase, together with Starbase 12 and Starbase 22, was a target of a trio of devastating assaults by the Klingons, which resulted in the destruction of one-third of Starfleet's ships. ()

In 2259, the location of this starbase was labeled on a stellar cartography chart that was seen on the 's ready room viewscreen. () 

In 2399, the location of Starbase 19 was labeled on a Federation star chart that was in Fleet Admiral Kirsten Clancy's office at Starfleet Headquarters. ()

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