San Diego, CA HQ

Paramount’s corporate office is located in sunny San Marcos, north of downtown San Diego, south of downtown Los Angeles. San Diego is the second largest city in California (after Los Angeles) and the seventh largest in the United States.

Paramount Transportation Systems
1350 Grand Avenue
San Marcos, California 92078 USA

Phone: + 1 760.510.7979
Within USA: +1 800.500.7299
Fax: +1 760.510.7999