Carrier profile · USDOT 1678124 · MC-616777 · Updated Jun 13, 2026

WILLIAM R BRIGGS

DBA TIMBERLINE TRANSPORT

1 power unitCOKEVILLE, WY50/100
CARRIER INACTIVEMC-616777 INACTIVE

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

Mailing address
PO BOX 193, COKEVILLE, WY, 83114
Operation
Interstate

Contact

Web domain
allwest.net

Registration

Officer
William R. Briggs
USDOT / docket
1678124 · MC-616777
First registered
Aug 16, 2007
Last MCS-150
Apr 7, 2008 · 30,000 mi (2007)
FMCSA safety rating
Not rated
Recordable crash rate
0.00
D-U-N-S

Fleet (self-reported · MCS-150)

1Power units
1Drivers
1CDL drivers
30,000Annual 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.