Fleet typeIdentity
Owner-operator
1 power unit. Brokers price each fleet type apart.
Carrier profile · USDOT 723773 · MC-594851 ·
William M Soukup
DBA ROCKCLIFF TRUCKING
1 power unitLISBON, NH80/100
CARRIER ACTIVEMC-594851 ACTIVE
Observed fleet · trailing 24 mo daily
1Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Not yet decoded
Click to see how we scored it
Load decision ·
Review before loading
Operating, but with flags a broker should weigh before tendering freight.
Watch · 2
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Not yet decoded
Identity stabilityStable
28 yr unchanged
Same registration since 1998 — no chameleon / reincarnation signal.
Cross-border activity
No border inspections on record
A named inspection location does not confirm a border transit or operating authority. Counts cover retained inspection records.
Verification summary
WILLIAM M SOUKUP (USDOT 723773) has a Vektor safety score of 80/100 and a Review before loading verdict, from the carrier's FMCSA record. FMCSA profile data as of Aug 16, 2026.
The carrier holds active common for-hire operating authority per FMCSA L&I. FMCSA authority data as of Sep 3, 2026.
It has an active BIPD insurance filing with a $1,000,000 limit in force from UNITED OHIO INSURANCE COMPANY effective Mar 21, 2014 in FMCSA L&I's current snapshot. FMCSA insurance data as of Aug 16, 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. FMCSA operations data as of Sep 17, 2026.
The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available. FMCSA safety data as of Sep 17, 2026.
It reports 1 power unit and 1 driver in its most recent MCS-150 filing dated Jan 24, 2019. FMCSA identity data as of Sep 3, 2026.
It has no FMCSA-assigned safety rating in the federal record. FMCSA identity data as of Sep 3, 2026.
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Frequently asked
What is WILLIAM M SOUKUP's USDOT number?
WILLIAM M SOUKUP's USDOT number is 723773, and its motor carrier number is MC-594851.
Is WILLIAM M SOUKUP authorized to operate?
FMCSA authority data as of Sep 3, 2026. WILLIAM M SOUKUP is inactive in the FMCSA register with common, contract, broker operating authority on file.
How big is WILLIAM M SOUKUP's fleet?
WILLIAM M SOUKUP operates 1 power unit and 1 driver per its most recent MCS-150 filing.
Where is WILLIAM M SOUKUP based?
WILLIAM M SOUKUP is based in LISBON, NH.
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