NATIONAL GRID SERVICE CO INC
USDOT 157345 · Doing business as NATIONAL GRID
Active, interstate carrier, large fleet (236 power units) — safety rating: satisfactory.
Vetting summary
At a glance
- Out-of-service rate7.1% vs 19.1% national avg
- Crashes (24 months)3 reported — involvement does not imply fault
- Linked registrations3 share this carrier's phone or address
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 157345 |
|---|---|
| MC Number | — |
| Legal Name | NATIONAL GRID SERVICE CO INC |
| DBA Name | NATIONAL GRID |
| Entity Type | CORPORATION |
| Phone | 7819073678 |
| Address | 40 SYLVAN ROAD, Waltham, MA, 02451 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | S — Satisfactory (rated 19960319) |
| Hazmat Flag | true |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 78 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 0 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 88 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 14 |
|---|---|
| Out-of-Service Rate | 7.1% vs 19.1% national average |
| Crashes | 3 total (0 fatal, 1 with injuries, 3 towaway) |
- 2025-12-10 — MA — 1 injured, towaway
- 2025-11-02 — MA — towaway
- 2024-07-23 — MA — towaway
Most frequent violation categories: 12 (4), 51 (4), 20 (3).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Signals
Linked registrations
3 other active carrier registrations share this carrier's phone or address in FMCSA records.
USDOT 49410 · USDOT 219186 · USDOT 639788
Shared contact details can have many ordinary explanations, such as a shared dispatch service, registration agent, or office address.
Equipment
Fleet & operations
| Power Units (trucks) | 236 |
|---|---|
| Drivers | 1021 |
| Recent Annual Mileage | 1,386,183 |
| Last MCS-150 Filing | 23-APR-26 |
NATIONAL GRID SERVICE CO INC operates 236 power units — a larger fleet than 100% of carriers registered in MA.
Nearby
Other carriers in Waltham, MA
- BOSTON GAS COMPANY — USDOT 219186, 585 power units
- MASSACHUSETTS ELECTRIC CO — USDOT 49410, 536 power units
- COLVIN'S INC — USDOT 378162, 120 power units
- NEWTON VETERANS TAXI CO INC — USDOT 515100, 114 power units
- WALTHAM TRANSIT SERVICE — USDOT 18210, 50 power units
Browse all carriers in Waltham, MA or all MA carriers.