Carrier profile · USDOT 3177476 · MC-123514 · Updated Jun 13, 2026

WILLIAM S PARKER

DBA FOUR BROTHERS TRUCKING

1 power unitavg 17 yrLocal · 1 statesSALISBURY, MD50/100
CARRIER ACTIVEMC-123514 ACTIVE
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

Operation
Interstate

Registration

Officers
William Parker · Kimberly Parker
USDOT / docket
3177476 · MC-123514
First registered
Aug 23, 2018
Last MCS-150
Mar 19, 2026 · 66,232 mi (2025)
FMCSA safety rating
Not rated
Recordable crash rate
0.00
D-U-N-S

Fleet (self-reported · MCS-150)

1Power units
1Drivers
1CDL drivers
66,232Annual 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.