Stx Underground LLC (USDOT 3606119)
USDOT 3606119 · Active · Brownsville · TX
Census fleet
- Power units
- 2
- Drivers
- 2
- Operation
- Intrastate non-hazmat
- Classification
- Private Property
- Census status
- Active
- Trucks
- 2
- MCS-150 mileage
- 202 (2024)
- MCS-150 date
- 20250513
- Fleet size
- 2–3 power units
- Hazmat
- Yes
- Company officer
- Rolando Martinez Jr.
- Mailing address
- 1511 Los Sabales Dr, Brownsville, TX, 78520
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
Inspections
- Inspection count
- 12
- Driver OOS total
- 8
- Vehicle OOS total
- 23
Aggregated from public SMS Input – Inspection (rbkj-cgst). Counts are offline; samples are newest-first.
About
Stx Underground LLC is in the FMCSA Company Census as USDOT 3606119. census status Active. address 1511 Los Sabales Dr, Brownsville, TX, 78520. 2 power units. 2 drivers. Private Property. Intrastate non-hazmat operation. hazmat indicated. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Stx Underground LLC?
Match the legal name and USDOT 3606119 on FMCSA SAFER. BrokerMafia republishes the public Motus and Company Census record and does not endorse the firm.
What does this listing show?
Operating authority, USDOT, census fleet, and insurance filings when those fields are on the FMCSA extract.

