Howell Drilling Services LLC (USDOT 4021384)
MonitorFindings
Vehicle maintenance ranks 80 of 100 among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not an official CSA score.
- DOT number
- USDOT 4021384
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier's USDOT registration active as of Sep 14, 2026. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 4 power units, 3 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 12437 FM 2219, AMARILLO, TX 79119-7642
- MCS-150 last filed
- Sep 2025
Frequently asked questions
What carrier is DOT 4021384?
DOT 4021384 (USDOT 4021384) is Howell Drilling Services LLC, an intrastate non-hazmat motor carrier.
What is Howell Drilling Services LLC's USDOT number?
Howell Drilling Services LLC's USDOT number is 4021384. No MC docket number is on file.
Is Howell Drilling Services LLC currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier's USDOT registration active as of Sep 14, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Howell Drilling Services LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Howell Drilling Services LLC's safety record?
In the last 24 months, FMCSA records show 3 of 5 vehicle inspections ending out-of-service for Howell Drilling Services LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Howell Drilling Services LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Howell Drilling Services LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Howell Drilling Services LLC's FMCSA safety rating?
Howell Drilling Services LLC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
A free account follows changes on the carriers you save.
View the full fleetfax report for Howell Drilling Services LLC
Carriers based in Amarillo, TX
Run a SAFER company snapshot lookup for any carrier
Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 14, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status