Miller Long & Arnold CO INC (USDOT 509845)
USDOT 509845 · Active · Baltimore · MD
Public listing
- Legal name
- Miller Long & Arnold CO INC
- License or register id
- USDOT 509845
- Status
- Active
- State
- MD
- City
- Baltimore
- Category
- Private Property
- Phone
- +1 (410) 247-9631
- Address
- 4701 Washington Blvd, Baltimore, MD, 21227
- 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
- 6
- Drivers
- 6
- Operation
- Interstate
- Classification
- Private Property
- Census status
- Active
- Trucks
- 6
- MCS-150 mileage
- 52882 (2025)
- MCS-150 date
- 20260225
- Fleet size
- 4–6 power units
- Hazmat
- No
- Business type
- Corporation
- Company officer
- Paul Serio
- Mailing address
- 4701 Washington Blvd, Baltimore, MD, 21227
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
Inspections
- Inspection count
- 11
- Vehicle OOS total
- 2
Aggregated from public SMS Input – Inspection (rbkj-cgst). Counts are offline; samples are newest-first.
About
Miller Long & Arnold CO INC is in the FMCSA Company Census as USDOT 509845. census status Active. address 4701 Washington Blvd, Baltimore, MD, 21227. 6 power units. 6 drivers. Private Property. Interstate operation. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Miller Long & Arnold CO INC?
Match the legal name and USDOT 509845 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.

