Spencer Trucking LLC

Doing business as Stone Trucking
USDOT 3279280 · MC1036575 · Tucson, AZ
USDOT ActiveCommon authority
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Authority suspension pending14 days

FMCSA served an involuntary suspension notice on August 30, 2026. This carrier’s operating authority is scheduled to be suspended on September 29, 2026.

Company snapshot
Legal name
Spencer Trucking LLC
DBA
Stone Trucking
USDOT number
3279280
MC docket
MC1036575
Physical address
5330 N La Cholla Blvd, Tucson, AZ, 85741
Power units
48
Drivers
24
Operation
Interstate
Operating radius
Interstate 100+ mi
Cargo
General Freight, Metal: Sheets, Coils, Rolls, Motor Vehicles, Logs, Poles, Beams, Lumber, Building Materials, Machinery, Large Objects
Operation class
Authorized For-Hire, Private Property
Last MCS-150 filing
Feb 3, 2026
Operating authority
Common authority
Active
Broker authority
Not held
Authority granted
Apr 26, 2019
Insurance on file
Insurer (writing paper)
Acuity
Filing form
BMC-91X
Coverage amount
$1,000,000
BI/PD on file
$1,750,000

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Safety record
FMCSA safety rating
Not rated
Roadside inspections (24 mo)
24
Out-of-service inspections
6
Inspections with violations
12
BASICs with acute/critical violations
0
SMS population
Interstate
Common questions

Is Spencer Trucking LLC insured?

Yes. Spencer Trucking LLC (USDOT 3279280) has active BI/PD liability insurance on file with FMCSA, currently written by Acuity, with $1,000,000 in coverage on the filing.

What insurance company does Spencer Trucking LLC use?

Spencer Trucking LLC's current BI/PD filing is written by Acuity. Insurer changes show up in the daily-refreshed federal filing record.

What is Spencer Trucking LLC's MC number?

Spencer Trucking LLC's FMCSA docket is MC1036575, paired with USDOT 3279280.

Is Spencer Trucking LLC safe to work with?

Spencer Trucking LLC's FMCSA safety rating is not rated (most carriers never receive one), with 24 roadside inspections in the last 24 months, 0 of the five public BASICs carrying an acute or critical violation from an FMCSA investigation. The full inspection-level record is on this page.

How many trucks does Spencer Trucking LLC operate?

Spencer Trucking LLC reports 48 power units and 24 drivers in its latest MCS-150 census filing.

Source: FMCSA census, Licensing & Insurance (L&I) and SMS publications, mirrored and refreshed daily. Record last synced Sep 15, 2026. Native Base is not affiliated with FMCSA; always confirm against the live federal record before binding.

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