Donn Leffler is a motor carrier overseen by the Colorado Federal Motor Carrier Safety Administration office. The company physical address is 14492 Hwy 392, Greeley, CO 80631 US. Their mailing address is 14492 Hwy 392, Greeley, CO 80631 US. You can reach them by calling (970) 352-3745. The company operates 7 power units. They provide employment for a total of 4 drivers. On their latest MCS-150 form (filed on 2005-09-22) they reported 0 miles. They were added to the MCMIS database on Thu, 22nd Sep 2005 and their USDOT number is 1418213. Donn Leffler has identified their type of operation as "intrastate non-hazmat".