Registration only
No federal operating authority on file — likely a private or intrastate fleet. That can be perfectly legitimate.
Federal record
Sigma Oilfield Transportation Services Llc
USDOT 3829689
Entity type
Carrier
Location
Amarillo, TX
Phone
(432) 330-2020
Email on file
SE•••@F•••.CO
Power units
1
Drivers
1
First on record
—
Last MCS-150 filing
—
TenFour keeps a page for every USDOT registration so brokers and shippers can verify status — inactive companies get this records view, not a website. The full site unlocks if authority is reinstated.