Carrier profile · USDOT 1799445 · Updated Jun 13, 2026
FIRST STATE UNDERGROUND INC
5 power unitsMILLSBORO, DE50/100
AUTHORITY STATUS UNKNOWNHAZMAT
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 29799 IRON BRANCH RD, MILLSBORO, DE, 19966
- Mailing address
- 29799 IRON BRANCH ROAD, MILLSBORO, DE, 19966
- Operation
- Interstate· Hazmat
Contact
- Phone
- (302) 381-5601
Registration
- Officer
- William Gardner
- USDOT / docket
- 1799445
- First registered
- Aug 7, 2008
- Last MCS-150
- Jan 14, 2024 · 50,000 mi (2023)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—CDL drivers
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.