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Motor carrier · USDOT 4389866

MARIO HERRERA, Ontario, CA: USDOT 4389866 safety record, inspections, out-of-service, crashes

MARIO HERRERA among San Bernardino County carriers

By power units, MARIO HERRERA is number 5,564 of 21,467 San Bernardino County carriers, level with 15,903 that also file 1; the county’s middle fleet is 1 power unit.

MARIO HERRERA, USDOT 4389866, MCS-150 filed April 5, 2025: 1 power unit (1 truck), 2 drivers (0 with a CDL); Ontario, CA 91761, San Bernardino County; active on the census; Intrastate Non-Hazmat Carriers; no hazardous materials; not rated by FMCSA; hauls General Freight; registered April 4, 2025.

San Bernardino County carriers nearest MARIO HERRERA in fleet size

Roadside inspections

Velarion’s copy of the inspection file holds no inspection for USDOT 4389866.

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 4389866.

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Nearby on the register

Figures from the FMCSA Company Census File, loaded October 15, 2026, and FMCSA’s inspection and crash files.

How this page was built: FMCSA Company Census File, read October 15, 2026.

What this page shows

Of the 179,736 California carriers with 1 power unit, counting this carrier, 89.7% joined the register before MARIO HERRERA did. San Bernardino County registers 15,904 carriers with 1 power unit, this carrier included, and MARIO HERRERA, based in Ontario, has 2 drivers and is not rated.