Duff Supply CO INC (USDOT 332560)
DBA Duff Company
USDOT 332560 · Active · Norristown · PA
Public listing
- Legal name
- Duff Supply CO INC
- License or register id
- USDOT 332560
- Status
- Active
- State
- PA
- City
- Norristown
- Category
- Private Property
- Phone
- +1 (610) 275-4453
- Address
- 201 E Lafayette St, Norristown, PA, 19401
- Official source
- FMCSA Company Census
Verify this record on the official source named above before you hire, fund, or rely on it. An index listing is not an endorsement, a rating, or a review. Empty phone or address means that public file did not include it.
Census fleet
- Power units
- 5
- Drivers
- 6
- Operation
- Interstate
- Classification
- Private Property
- Census status
- Active
- Trucks
- 5
- FMCSA safety rating
- Satisfactory (20060421)
- MCS-150 mileage
- 220000 (2024)
- MCS-150 date
- 20240812
- Fleet size
- 4–6 power units
- Hazmat
- Yes
- Business type
- Partnership
- Company officer
- Alexander S Duffine, Michael A Mangine
- Mailing address
- Po Box 618, Norristown, PA, 19404
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
Inspections
- Inspection count
- 17
Aggregated from public SMS Input – Inspection (rbkj-cgst). Counts are offline; samples are newest-first.
About
Duff Supply CO INC is in the FMCSA Company Census as USDOT 332560. census status Active. address 201 E Lafayette St, Norristown, PA, 19401. 5 power units. 6 drivers. Private Property. Interstate operation. FMCSA safety rating Satisfactory as of 20060421. hazmat indicated. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Duff Supply CO INC?
Match the legal name and USDOT 332560 on FMCSA SAFER. BrokerMafia republishes the public Motus and Company Census record and does not endorse the firm.
What does this listing show?
Operating authority, USDOT, census fleet, and insurance filings when those fields are on the FMCSA extract.

