J4 Oilfield Service
Legal name: 4jlj LLC
Needs attention
1 item to check
Based in
Robstown, TX
Power units
163
Drivers
144
Operation
Interstate · hazmat
Compliance check
From the FMCSA census and inspection files, checked Oct 15, 2026.
USDOT number status
OKActive in the FMCSA census.
MCS-150 biennial update
OKNext due Sep 30, 2027. Last filed Sep 30, 2025.
Safety rating
OKSatisfactory since Jul 5, 2018.
Out-of-service rate (24 months)
CheckVehicle 39.4% vs 22.26% national, driver 0% vs 6.67% national, across 34 inspections.
UCR registration 2027
InfoInterstate carriers must register with UCR every year. 2027 registration is open now. Estimated fee for 163 power units: $5,548 (bracket 5).
Roadside inspections, last 24 months
| Type | Inspections | Out of service | OOS rate | National avg |
|---|---|---|---|---|
| Vehicle | 33 | 13 | 39.4% | 22.26% |
| Driver | 34 | 0 | 0% | 6.67% |
34 inspections and 98 violations since Oct 15, 2024. Last inspection Sep 30, 2026. National averages are FMCSA-published approximations.
Registration details
- Legal name
- 4jlj LLC
- DBA
- J4 Oilfield Service
- Classification
- private property
- CDL drivers
- 73
- MCS-150 last filed
- Sep 30, 2025
- Reported mileage
- 985,571 (2024)
- Added to FMCSA
- Jan 26, 2007
- Safety rating
- Satisfactory
Source: FMCSA Motor Carrier Census and Vehicle Inspection File (data.transportation.gov), public records. Contact details are intentionally not shown. MyDotCheck is an independent service and is not affiliated with, endorsed by, or part of the U.S. Department of Transportation or FMCSA. Data comes from public FMCSA datasets and may lag official records by a day or more. Government filings can be made directly with FMCSA at no charge.