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South Mountain Transport LLC

USDOT 3888337MC-1428749USDOT activeAuthority active· Laveen, AZ

South Mountain Transport LLC (USDOT 3888337) holds active operating authority as a motor carrier of property under MC-1428749 based in Laveen, AZ. The earliest grant on file is from June 2022, 4 years, 5 months ago. $750,000 of liability coverage is on file with United Financial Casualty Company. It reported 1 power unit and 2 drivers on its last MCS-150 update (September 2025).

Operating authority

DocketAuthorityStatusInsurance requiredOn file
MC-1428749Motor carrier of propertyActive$750,000 liability$750,000 liability

Earliest grant on file: Jun 10, 2022 (4 years, 5 months ago).

Insurance and bonds on file

TypeInsurerCoverageEffectiveCancellation
Liability (BIPD) · form 91XUnited Financial Casualty Company$750,000Jun 6, 2022—

Confirm coverage with the insurer before tendering a load.

Authority history

DateDocketAction
Jun 10, 2022MC-1428749Granted · motor carrier of property

Registration

USDOT number3888337
USDOT statusActive
MC numberMC-1428749
Legal nameSouth Mountain Transport LLC
OperationInterstate
ClassificationAuthorized for hire
LocationLaveen, Arizona 85339
USDOT addedMay 23, 2022
Last MCS-150 updateSep 5, 2025
Safety ratingNot rated

Fleet

Power units1
Trucks1
Drivers2 · 2 with a CDL
Annual miles50,000 · 2024

Cargo carried

General freight

Check it yourself

Data as of Nov 14, 2026. Sources

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