Carrier profile · USDOT 1600539 · Updated Jun 21, 2026

4JLJ LLC

DBA J4 OILFIELD SERVICES

144 power unitsavg 16.5 yrLocal · 2 statesROBSTOWN, TX80/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT
Verified linksj4oilfield.comFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal
revealed
States observed2
US states
Inspections · 24 mo31
TX busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
ROBSTOWN, TX
4631 DANIEL DR
Top corridor
TX
TX 29 · NM 2
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 2 states · trailing 24 mo

Roadside inspections by state · 4JLJ LLC · trailing 24 months
StateCoverageInspections
TXTexasHQ29
NMNew Mexico2