SOUTHERN DUO EXPRESS LLC
AUTHORIZEDUSDOT
3754113
MC Number
1334228
Fleet Size
4
Total Drivers
4
Last updated: March 16, 2026
Broker verification report
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Safety overview
SOUTHERN DUO EXPRESS LLC is a small interstate motor carrier based in MISSION, Texas, operating 4 power units with 4 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 44.4% runs above the national average of 5.51%. No crashes on file. FMCSA records show 9 inspections 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 Texas is 13.3% and the average vehicle OOS rate is 29.7% across 174,809 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Authorized For Hire
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
9
Total
53%
Driver %
Insurance on file
No insurance records on file with FMCSA.
Crash history
0
Total Crashes
Similar carriers in Texas
Other carriers in the same state with a similar fleet size.
HST TRANSPORT LLC
SCS TRANSPORT INC
FOUR C CHEMICAL COMPANY LLC
STERLING R SMITH
LTS TRANSPORT L L C
Frequently asked questions
Is SOUTHERN DUO EXPRESS LLC authorized to operate?
Yes. SOUTHERN DUO EXPRESS LLC (USDOT #3754113) currently holds "AUTHORIZED" status with FMCSA. They're registered as an interstate carrier.
What is SOUTHERN DUO EXPRESS LLC's safety record?
SOUTHERN DUO EXPRESS LLC has 9 inspections on file and no crashes on record. They do not show a formal FMCSA safety rating in CarrierOwl's current data. CarrierOwl is validating BASIC percentile display against the official FMCSA SMS portal, so brokers should verify current BASIC percentiles directly with FMCSA before relying on them.
How many trucks does SOUTHERN DUO EXPRESS LLC operate?
SOUTHERN DUO EXPRESS LLC operates 4 power units with 4 drivers on file. That makes them a small carrier.
Does SOUTHERN DUO EXPRESS LLC transport hazardous materials?
No. SOUTHERN DUO EXPRESS LLC does not have a hazardous materials flag in the FMCSA database.
Where is SOUTHERN DUO EXPRESS LLC located?
SOUTHERN DUO EXPRESS LLC is based in MISSION, Texas at 4075 E GOODWIN RD, 78574. Phone: (956) 899-8679.
What are SOUTHERN DUO EXPRESS LLC's out-of-service rates?
SOUTHERN DUO EXPRESS LLC's driver out-of-service rate is 44.4%, compared to the national average of 5.51%. Higher than average, which could point to driver compliance issues. Their vehicle out-of-service rate is 50.0% (national average: 20.72%). Above average, which may point to vehicle maintenance gaps.