DAT operates the largest truckload freight marketplace in North America. Transportation brokers, carriers, news organizations and industry analysts rely on DAT for market trends and data insights...

DAT or Dat may refer to: Direct agglutination test, any test that uses whole organisms as a means of looking for serum antibody. Direct antiglobulin test, one of two Coombs tests. Dopamine transporter or dopamine active transporter, a membrane-spanning protein.