Trucking Lens

Clay Mack

USDOT 1886865MC-679817USDOT activeAuthority active· DBA Mm Transport & Leasing· Safford, AZ

Clay Mack (USDOT 1886865) holds active operating authority as a motor carrier of property under MC-679817 based in Safford, AZ. The earliest grant on file is from October 2009, 17 years ago. $1,000,000 of liability coverage is on file with Great West Casualty Co. It reported 4 power units and 3 drivers on its last MCS-150 update (October 2026). 1 other active carrier lists the same physical address.

Operating authority

DocketAuthorityStatusInsurance requiredOn file
MC-679817Motor carrier of propertyActive$750,000 liability$1,000,000 liability

Earliest grant on file: Oct 20, 2009 (17 years ago).

Insurance and bonds on file

TypeInsurerCoverageEffectiveCancellation
Liability (BIPD) · form 91XGreat West Casualty Co.$1,000,000Aug 1, 2022—
Cargo · form 34The Cincinnati Insurance Co.—Aug 1, 2015—

Confirm coverage with the insurer before tendering a load.

Authority history

DateDocketAction
Oct 20, 2009MC-679817Granted · motor carrier of property
Oct 20, 2009MC-679817Granted · motor carrier of property

Registration

USDOT number1886865
USDOT statusActive
MC numberMC-679817
Legal nameClay Mack
DBA nameMm Transport & Leasing
OperationInterstate
ClassificationAuthorized for hire
LocationSafford, Arizona 85546
USDOT addedMay 7, 2009
Last MCS-150 updateOct 4, 2026
Safety ratingNot rated

Fleet

Power units4
Trucks4
Drivers3 · 3 with a CDL
Annual miles150,000 · 2026

Cargo carried

General freight, Building materials, Fresh produce, Livestock, Grain, feed, hay, Agricultural/farm supplies, Construction

Other records

  • 1 other active carrier lists the same physical address. Shared addresses are common for fleets, terminals and filing agents; they are one input to a vetting decision, not a finding.

Check it yourself

Data as of Nov 15, 2026. Sources

Other carriers in Safford, AZ

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