J4 Oilfield Services
4JLJ LLC · Robstown, Texas · Carrier number 1600539
163
power units
163
power units
J4 Oilfield Services is a freight and passenger carrier based in Robstown, Texas with 163 power units and 144 drivers as reported, the 3,783rd largest trucking fleet in the US and the 380th largest in Texas. In the 24 months to Sep 30, 2026 it had 2 reportable crashes (1.23 per 100 power units vs 2.98 for all carriers).
Updated Oct 11, 2026 · crashes and inspections to Sep 30, 2026
Power units
163
#380 in TX
Drivers
144
73 with commercial license
Crashes, 24 mo
2
0 fatal
Per 100 trucks
1.23
All carriers: 2.98
Vehicles out of service
39.4%
All inspections: 22.8%
Inspections, 24 mo
34
18% with no violation
Compared with other carriers
Crash rate over 24 months per 100 power units, and the share of roadside inspections that took the vehicle or driver off the road
| Crashes / 100 trucks | Vehicles OOS | Drivers OOS | |
|---|---|---|---|
| J4 Oilfield Services | 1.23 | 39.4% | 0.0% |
| Carriers with 10+ trucks in TX | 3.21 | 22.2% | 4.9% |
| Carriers with 10+ trucks, US | 2.98 | 19.3% | 3.6% |
| All roadside inspections | - | 22.8% | 6.4% |
Lower is better. Carriers that drive more miles per truck can have more crashes per truck.
Crashes, 24 months
0 people killed and 2 injured
- Fatal0
- Injury2
- Tow-away0
Roadside inspections, 24 months
Inspections and how many ended out of service
| Kind | Inspections | Out of service | Rate |
|---|---|---|---|
| Driver | 34 | 0 | 0.0% |
| Vehicle | 33 | 13 | 39.4% |
Carrier facts
- Carrier number
- 1600539
- Based in
- Robstown, Texas
- Registered
- Jan 26, 2007
- Operation
- Across state lines
- Carries
- Freight and passengers
- Authority for hire
- None
- Safety rating
- Satisfactory (Jul 5, 2018)
- Miles driven
- 985,571 (2024)
- Type
- Private property
- Cargo
- Chemicals, Oilfield equipment, Other, Passengers
- Last update filed
- Sep 30, 2025
Questions and answers
How many trucks does J4 Oilfield Services have?
J4 Oilfield Services reports 163 power units (trucks, tractors and buses) and 144 drivers, 73 of them with a commercial license. That is the 3,783rd largest fleet among US trucking carriers. Its trucks drove 985,571 miles in 2024.
Is J4 Oilfield Services a safe carrier?
In 24 months J4 Oilfield Services had 2 reportable crashes, 1.23 per 100 power units (below the 2.98 of all carriers with 10+ trucks). 39.4% of its vehicle inspections took the truck off the road (all inspections: 22.8%). Its latest official safety rating is Satisfactory (Jul 5, 2018). A crash record does not say who caused the crash.
Reportable crashes of trucks and buses: a death, an injury or a vehicle towed away. A crash record does not say who caused the crash. Recent months can still grow as late reports arrive. Out-of-service rate: the percent of roadside inspections that took the driver or the vehicle off the road until a serious problem was fixed. Carriers with few inspections have rates that swing a lot. Fleet, drivers and miles as the carrier reported them. Official public data, updated daily.