Carrier profile · USDOT 420012 · MC-291389 · Updated Jun 13, 2026
TROMBLY BROS INC
11 power unitsavg 9.2 yrRegional · 3 statesNORTH ANDOVER, MA86/100
CARRIER ACTIVEMC-291389 ACTIVEHAZMAT
Operations & Lanes
Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.
Operating footprint· revealed by roadside-inspection geography
Operating radiusLocal
revealedStates observed22
US statesInspections · 24 mo55
NH busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
NORTH ANDOVER, MA
Top corridor
NH ⇄ MA
Density
fewermore
State activity ranking· all 2 states · trailing 24 mo
| State | Coverage | Inspections |
|---|---|---|
| NHNew Hampshire | 4 | |
| MAMassachusettsHQ | 1 |