1. GMP Local Union 3725 Slauson Ave, Maywood, CA 90270 Coordinate: 33.98868,-118.19765 Phone: (323) 560-1706
2. United Steelworkers 4735 Slauson Ave, Maywood, CA 90270 Coordinate: 33.986885,-118.17991 Phone: (323) 771-4306