Carrier profile · USDOT 923251 · MC-399555 · Updated Jul 18, 2026

SMART OILFIELD SERVICES LLC

61 power unitsavg 13.2 yrLocal · 2 statesLIBERTY, TX74/100
CARRIER ACTIVEMC-399555 ACTIVERATED SATISFACTORYHAZMAT
Verified linksFMCSA SAFER

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
2251 MIZELL RD, LIBERTY, TX, 77575
Mailing address
PO BOX 3002, LIBERTY, TX, 77575
Operation
Interstate· Hazmat

Contact

Phone
(936) 336-3768
Email
smartosinc@msn.com

Registration

Officers
Carol Smart · Kristy Mcdaniel
USDOT / docket
923251 · MC-399555
First registered
Dec 15, 2000
Last MCS-150
Jan 14, 2025 · 2,033,374 mi (2024)
FMCSA safety rating
Satisfactory · Oct 7, 2013
D-U-N-S
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Fleet (self-reported · MCS-150)

61Power units
40Drivers
40CDL drivers
2,033,374Annual mileage

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.