Carrier profile · USDOT 2368366 · MC-812212 · Updated Jun 13, 2026

United Bus Service LLC

0 power unitsLocal · 1 statesQUINCY, MA50/100
CARRIER ACTIVEMC-812212 ACTIVERATED SATISFACTORY
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

Officer
Wai M. Chiu (David)
USDOT / docket
2368366 · MC-812212
First registered
Jan 8, 2013
Last MCS-150
May 10, 2026 · 533,552 mi (2026)
FMCSA safety rating
Satisfactory · Sep 11, 2023
Recordable crash rate
0.00
D-U-N-S

Fleet (self-reported · MCS-150)

Power units
1Drivers
1CDL drivers
533,552Annual 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.