Is the los angeles county mta a real transit network? “ It's slowly becoming a real transit network with a brand new light rail line to Culver City and the Gold Line extension to East LA coming in 2009. ” in 3 reviews Yelp users haven’t asked any questions yet about Los Angeles County Metropolitan Transportation Authority.How many modes of transportation does metro operate in los angeles? Four Metro-operated modes of service. The Los Angeles County Metropolitan Transportation Authority (branded as Metro; formerly branded as MTA or LACMTA) is the agency that operates public transportation for the County of Los Angeles in the Los Angeles metropolitan area.What is the address for the los angeles metro? One Gateway Plaza Los Angeles, CA 90012-2952 213.922.6000 View Metro Headquarters Building