Greylock Transportation INC (USDOT 4303617)
MonitorFindings
This carrier reports 1 power unit on its MCS-150, but 11 distinct vehicles have been inspected operating under its USDOT across 14 states. A reported fleet far smaller than the vehicles operating under an authority can reflect an out-of-date MCS-150, a large lease-on or owner-operator fleet, or vehicles operating under this authority that the carrier did not register.
Unsafe driving ranks 81 of 100 among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not an official CSA score.
- DOT number
- USDOT 4303617
- Docket (MC) number
- MC1676408
- Operating authority
- Common carrier authority: active. The federal bulk file showed this carrier's USDOT registration active as of Sep 13, 2026. We could not confirm that live just now.
- Authority granted
- Dec 11, 2024
- Insurance on file
- Liability (BIPD) insurance on file for $1,000,000.
- Safety rating
- No published safety rating
- Fleet on file
- 1 power unit, 2 drivers
- Operation type
- Interstate
- Physical address
- 1507 SOUTHAMPTON RD, MONTGOMERY, MA 01085
- MCS-150 last filed
- Apr 2026
Frequently asked questions
What carrier is DOT 4303617?
DOT 4303617 (USDOT 4303617) is Greylock Transportation INC, an interstate motor carrier.
What carrier is MC 1676408?
MC 1676408 is the docket number of Greylock Transportation INC, USDOT 4303617.
What is Greylock Transportation INC's MC number?
Greylock Transportation INC's docket number is MC 1676408. Its USDOT number is 4303617.
Is Greylock Transportation INC currently authorized to operate?
Common carrier authority: active. The federal bulk file showed this carrier's USDOT registration active as of Sep 13, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Greylock Transportation INC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $1,000,000.
Who provides Greylock Transportation INC's insurance?
Greylock Transportation INC's liability insurance is filed with FMCSA by Pilgrim Insurance Company.
What is Greylock Transportation INC's safety record?
In the last 24 months, FMCSA records show a 23.1% vehicle out-of-service rate for Greylock Transportation INC, from 3 of 13 vehicle inspections, against a national average of 22.9% (fleetfax-computed from FMCSA inspections, as of Sep 10, 2026). FMCSA records also show 1 recordable crash in the same window.
What is Greylock Transportation INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Greylock Transportation INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Greylock Transportation INC's FMCSA safety rating?
Greylock Transportation INC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 13, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status