Carrier profile · USDOT 4434068 · MC-1745022 · Updated Jun 13, 2026

6 STRING TRANSPORT LLC CO

1 power unitsavg 14 yrRegional · 3 statesHEAVENER, OK50/100
CARRIER ACTIVEMC-1745022 ACTIVEHAZMAT
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
105 W 2ND ST, HEAVENER, OK, 74937
Operation
Interstate· Hazmat

Contact

Phone
(918) 649-4202
Fax
0
Email
jmharwell@yahoo.com

Registration

Officer
Jeremy Harwell
USDOT / docket
4434068 · MC-1745022
First registered
Jul 6, 2025
Last MCS-150
Sep 16, 2025
FMCSA safety rating
Not rated
Recordable crash rate
0.00
D-U-N-S
—

Fleet (self-reported · MCS-150)

1Power units
1Drivers
—CDL drivers
—Annual 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.