According to our records, this business is located at 514 E Gage Ave. in Los Angeles (in Los Angeles County), California 90003, the location GPS coordinates are: 33.982062 (latitude), -118.265861 (longitude). National Data Systems is categorized under Telephone Communications Broker (SIC code 4813). Current estimates show that the unit has a sales volume of $2,664,000 and staff of approximately 8 people. You can contact the company by phone at (323) 541-9395.