Carrier profile · USDOT 3613881 · MC-1231912 · Updated Jun 13, 2026

WILLIAM CALLAHAN

DBA W CALLAHAN EXCAVATION

4 power unitsREADING, MA50/100
AUTHORITY STATUS UNKNOWNMC-1231912 STATUS UNKNOWN
Observed fleet · trailing 24 mo daily
4Power units
Self-reported · MCS-150
Trailers seen
None observed · 24 mo
Avg age (yr)
Not yet decoded
USDOT registration5 yr registered
Authority not on file
Insurance (BIPD) unknown
No filing on record
Vehicle OOS · 24-mo
No inspections · 24 mo
Crashes · fatal
No crash record
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet typeIdentity

Small fleet

4 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

Not yet decoded

Identity stabilityStable

5 yr unchanged

Same registration since 2021 — no chameleon / reincarnation signal.

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Verification summaryAuthority, insurance, safety and identity facts for WILLIAM CALLAHAN.

WILLIAM CALLAHAN (USDOT 3613881) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of Jun 13, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jun 13, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jun 13, 2026.

The carrier received 0 roadside inspections in the last 24 months — 0 vehicle-level and 0 driver-level, according to FMCSA roadside-inspection data refreshed Jun 13, 2026.

It reports 4 power units and 5 drivers in its most recent MCS-150 filing dated Mar 20, 2026.

It has no FMCSA-assigned safety rating in the federal record refreshed Jun 13, 2026.

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Frequently asked

What is WILLIAM CALLAHAN's USDOT number?

WILLIAM CALLAHAN's USDOT number is 3613881, and its motor carrier number is MC-1231912.

Is WILLIAM CALLAHAN authorized to operate?

As of Jun 13, 2026, WILLIAM CALLAHAN is active in the FMCSA register.

How big is WILLIAM CALLAHAN's fleet?

WILLIAM CALLAHAN operates 4 power units and 5 drivers per its most recent MCS-150 filing.

Where is WILLIAM CALLAHAN based?

WILLIAM CALLAHAN is based in READING, MA.

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