Iron Base (USDOT 4208524)
Monitor- DOT number
- USDOT 4208524
- 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 19, 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
- 1 power unit, 1 driver
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 34139 E BUCK LN, MARANA, AZ 85658-0132
- MCS-150 last filed
- Mar 2026
Frequently asked questions
What carrier is DOT 4208524?
DOT 4208524 (USDOT 4208524) is Iron Base, an intrastate non-hazmat motor carrier.
What is Iron Base's USDOT number?
Iron Base's USDOT number is 4208524. No MC docket number is on file.
Is Iron Base 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 19, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Iron Base have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Iron Base's safety record?
In the last 24 months, FMCSA records show 0 of 1 vehicle inspection ending out-of-service for Iron Base, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Iron Base's CSA score?
FMCSA does not publish a single CSA score for carriers. Iron Base's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Iron Base's FMCSA safety rating?
Iron Base 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.
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 19, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status