Dial One Johnson Plumbing, Cooling and Heating is a family-owned business that is dedicated to providing friendly Plumbing & HVAC service in Dallas that you can trust. With an A rating from the Better Business Bureau, families all across the Dallas area trust Dial One Johnson Plumbing, Cooling and Heating to provide all of their HVAC and plumbing needs. If you’re located in Dallas, or beyond, and you would like to schedule a maintenance and inspection appointment, contact us today at -972-992-14