Carrier profile · USDOT 577280 · MC-120538 · Updated Jun 13, 2026

TRI-COUNTY EXPRESS INC

1 power unitsLocal · 1 statesPALMER, MA50/100
CARRIER ACTIVEMC-120538 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

Mailing address
PO BOX 588, PALMER, MA, 01069-0588
Operation
Interstate· Hazmat

Contact

Fax
(413) 283-4426

Registration

Officer
William J Mullen Jr
USDOT / docket
577280 · MC-120538
First registered
Oct 12, 1994
Last MCS-150
Dec 6, 2024 · 20,000 mi (2023)
FMCSA safety rating
Not rated
D-U-N-S
836383166

Fleet (self-reported · MCS-150)

1Power units
1Drivers
1CDL drivers
20,000Annual 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.