COWBOY OILFIELD SERVICES LLC
USDOT 4156836
Active, interstate carrier, small fleet (8 power units) — no FMCSA safety rating on record (common).
Vetting summary
At a glance
- Out-of-service rate57.1% vs 19.1% national avg
- Crashes (24 months)1 reported — involvement does not imply fault
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 4156836 |
|---|---|
| MC Number | — |
| Legal Name | COWBOY OILFIELD SERVICES LLC |
| DBA Name | — |
| Entity Type | — |
| Phone | 2544854647 |
| Address | 1290 OAK HILL TRL, Stephenville, TX, 76401-8220 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | None on record — most carriers have not received a formal FMCSA safety rating. |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 87 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 0 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 98 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 7 |
|---|---|
| Out-of-Service Rate | 57.1% vs 19.1% national average |
| Crashes | 1 total (0 fatal, 0 with injuries, 1 towaway) |
- 2026-05-16 — TX — towaway
Most frequent violation categories: 20 (19), 16 (7), 26 (5).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Equipment
Fleet & operations
| Power Units (trucks) | 8 |
|---|---|
| Drivers | 11 |
| Recent Annual Mileage | 1 |
| Last MCS-150 Filing | 24-OCT-24 |
COWBOY OILFIELD SERVICES LLC operates 8 power units — a larger fleet than 94% of carriers registered in TX.
Nearby
Other carriers in Stephenville, TX
- US SAND AND GRAVEL LLC — USDOT 4171829, 20 power units
- HYDROTEX EXCAVATION LLC — USDOT 4564051, 7 power units
- NEAL GUTHRIE COMPANIES, INC. — USDOT 8794188, 5 power units
- TAC MATERIALS LLC — USDOT 4406424, 4 power units
- LEWIS CATTLE COMPANY — USDOT 7924937, 3 power units
Browse all carriers in Stephenville, TX or all TX carriers.