FOUR CORNERS BUILDING SUPPLY LLC
AUTHORIZEDUSDOT
4005719
MC Number
N/A
Fleet Size
13
Total Drivers
19
FMCSA-derived snapshot updated: August 9, 2026. This is not a real-time record; verify critical authority, insurance and safety details directly with FMCSA.
Broker verification report
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Safety overview
FOUR CORNERS BUILDING SUPPLY LLC is a small interstate motor carrier based in N CHARLESTON, South Carolina, operating 13 power units with 19 drivers. CarrierOwl is currently validating BASIC percentile display against the official FMCSA SMS portal; use the inspection, out-of-service, crash, authority, and insurance data below as the primary public safety indicators on this page. Their driver out-of-service rate of 0.0% comes in under the 6.7% national average. The current imported FMCSA crash snapshot returned no matching crash rows for this carrier; this is not proof that no crash occurred. FMCSA records show 1 inspection for this carrier.
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BASIC scores
Under reviewCarrierOwl is validating BASIC percentile calculations against the official FMCSA SMS portal. Until that review is complete, use FMCSA directly for current BASIC percentiles and use the inspection, out-of-service, crash, authority, and insurance data on this page as supporting indicators.
BASIC percentile display is temporarily paused while we validate CarrierOwl's methodology against the official FMCSA SMS portal.
Out-of-service rates vs. national average
An out-of-service order means the driver or vehicle was pulled from operation during a roadside inspection.
For reference, the average driver OOS rate in South Carolina is 12.6% and the average vehicle OOS rate is 36.0% across 23,985 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Private (Property)
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
1
Total
50%
Driver %
Insurance on file
CarrierOwl's current public FMCSA filing snapshot returned no matching insurance rows. This does not prove that no private coverage exists; verify current requirements and filings directly with FMCSA and the carrier.
Crash history
0
Total Crashes
Similar carriers in South Carolina
Other carriers in the same state with a similar fleet size.
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Frequently asked questions
Is FOUR CORNERS BUILDING SUPPLY LLC authorized to operate?
CarrierOwl's FMCSA-derived snapshot for FOUR CORNERS BUILDING SUPPLY LLC (USDOT #4005719) shows "AUTHORIZED" status. The snapshot lists them as an interstate carrier. Verify the current official record with FMCSA before booking a load.
What is FOUR CORNERS BUILDING SUPPLY LLC's safety record?
FOUR CORNERS BUILDING SUPPLY LLC has 1 inspection in CarrierOwl's current imported snapshot; the snapshot returned no matching crash rows. They do not show a formal FMCSA safety rating in CarrierOwl's current data. A zero result is limited to the dataset and snapshot window. Verify current BASIC percentiles and crash information directly with FMCSA before relying on them.
How many trucks does FOUR CORNERS BUILDING SUPPLY LLC operate?
FOUR CORNERS BUILDING SUPPLY LLC operates 13 power units with 19 drivers on file. That makes them a small carrier.
Does FOUR CORNERS BUILDING SUPPLY LLC transport hazardous materials?
No. FOUR CORNERS BUILDING SUPPLY LLC does not have a hazardous materials flag in the FMCSA database.
Where is FOUR CORNERS BUILDING SUPPLY LLC located?
FOUR CORNERS BUILDING SUPPLY LLC is based in N CHARLESTON, South Carolina at 4349 CORPORATE RD, 29405-7445. Phone: (803) 968-2008.
What are FOUR CORNERS BUILDING SUPPLY LLC's out-of-service rates?
FOUR CORNERS BUILDING SUPPLY LLC's driver out-of-service rate is 0.0%, compared with the 6.7% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record. Their vehicle out-of-service rate is 100.0%, compared with the 23.4% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record.