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Colorado’s Best CDL VALUE

  • Corporate Sponsorships available

  • Company employees training

  • Maximum of 3-4 students at once

  • 5 tractors and trailers available for training with no down time.

  • We only employ the best instructors that care. See our Google Reviews

  • Our exclusive “Mountain Ready” online training included

  • Paved range training area with official skills test markings/striping

  • Quick turn-around if the driver has previous experience

  • Automatic and manual transmission options

  • We focus on maximum behind-the-wheel training time, not classroom time. We train Monday - Friday and 8am to 5pm

  • CDL Skills Testing Final In-house.

  • Two skills test finals included in overall price. If you don’t pass the retest is free.

  • Family owned and locally operated. No private equity here

Contact Us
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  • CDL Permit Prep Course

    Get registered in our CDL PowerSuite and then you can take the CDL Permit PREP Course This is the EXACT SAME COURSE as the CDL Written Exam at the DMV. Its worth the time and you’re guaranteed to pass at the DMV the first time avoiding another lengthy appointment. 

  • Upgrade Your Crew. Expand Your Fleet.

    Looking to upskill your current team and keep your operations moving forward? At CDL 303, we specialize in turning your company employees into safe, confident, and fully licensed commercial drivers.

  • Free "Mountain Ready" training

    All of our graduates receive our house developed “Mountain Ready” online training course for an extra resume stuffer. No other CDL school in the nation offers this exclusive training. Once complete a certificate will be produced.

  • Company Sponsored Training

    At CDL 303, we don’t just prepare you for your exam—we connect you directly to the industry’s top employers. We work alongside major trucking carriers to offer company-sponsored training programs, allowing you to launch a high-paying career with no out-of-pocket costs.

  • ELDT Training

    CDL 303 offers the Federally mandated ELDT (Entry Level Driver Training) self-paced online course for FREE. Be aware that other trainers charge up $500 for the same exact course.

  • Small Class Size

    CDL 303 offers a maximum 3-4 students per instructor in a non-toxic, patient and encouraging learning environment. Get behind the wheel with CDL 303.

  • TRP/ELDT Approved

    We are a nationally accredited facility and listed in the Training Provider Registry (TRP). This allows us to offer the Entry Level Driver Training program. Call today and start the process.

  • Located in Commerce City, CO

    CDL 303 state approved skills training yard is conveniently located in the heart of Commerce City, CO. Stop by the training range anytime located at 7007 E 88th Ave. Henderson CO.

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