CORNERSTONE PROPANE LP is a motor carrier based in FLAGSTAFF, AZ registered with the Federal Motor Carrier Safety Administration under USDOT number 139653. The company has been registered with the FMCSA since June 1974, a span of roughly 52 years. CORNERSTONE PROPANE LP reports a fleet of 13 power units and 13 drivers to the FMCSA.
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Full per-inspection and per-crash records including violation codes, locations, vehicle and driver out-of-service details, and underlying inspection narratives. Available with a SearchCarriers data plan.
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Full historical timeline of operating authority changes, insurance filings, cancellations, and reinstatements. Available with a SearchCarriers data plan.
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