No. In the show Angel Los Angeles is not a Hellmouth. the only other Hellmouth spoken of is in Cleveland.
At Stores Or In Little Leagues
"welcome to the hellmouth" first episode of Buffy the vampire slayer
Angel Sande was born on February 22, 1899, in Los Angeles, California, USA.
Angel Sande died on December 13, 1988, in Los Angeles, California, USA.
Mikel Angel was born on December 27, 1917, in Los Angeles, California, USA.
Mikel Angel died on June 12, 2005, in Los Angeles, California, USA.
Law and Order Los Angeles - 2010 Angel's Knoll 1-17 is rated/received certificates of: Netherlands:9
The cast of Unleashed in Los Angeles - 2013 includes: Red the Stunt Rant as Angel (a dog)
2002
The Understanding Angel - 2011 was released on: USA: 4 June 2011 (Los Angeles, California)
A Fallen Angel - 2012 was released on: USA: 6 September 2012 (Los Angeles, California)
Downward Angel - 2001 was released on: USA: 2 March 2001 (Los Angeles, California)