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FMCSA ACTIVE CARRIERUSDOT #3985591MC-1255794

ZACHARY NIGHTINGALE

Doing Business As (DBA): ROCKIN SIX'S TRANSPORT

Physical Business Address
503 S 2Nd St Se, Harlowton, MT 59036
Corporate Structure & Officers
Limited Liability Company
Principal: Zachary Nightingale
Registered Carrier Phone
(406) 599-8188
USDOT Registration & Authority Class
Interstate • AUTHORIZED FOR HIRE;EXEMPT FOR HIRE
FMCSA Added Date: 2022-11-15
FMCSA Compliance Notice — BMC-91X & MCS-150 Schedule

Federal law requires active proof of continuous auto liability ($750k-$1M) on file to avoid DOT Out-of-Service orders or authority revocation.

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Fleet Equipment, Drivers & Mileage Utilization

2
Total Power Units
2
Total Registered Drivers
2
CDL Drivers
146k
Annual Miles (2026)
Owned Road Tractors:2 units
Owned Semi-Trailers:1 trailers
Avg Utilization / Truck:73,000 mi/yr

Commercial Truck Insurance & Federal Filing Requirements

2026 Underwriting Benchmark
Est. Cost Per Truck / Yr
$10,900 – $17,200
Est. Total Fleet Policy (2 Units)
$21,800 – $34,400
Minimum Federal Liability
$750,000
Mandatory FMCSA Filings & EndorsementsBMC-91 / BMC-91X ($750k+ Primary Liability) • MCS-90 Endorsement • $100,000 Motor Truck Cargo
Authorized Cargo Classifications (2)

MCS-150 Biennial Schedule & FMCSA Safety Record

Mandatory MCS-150 Filing Month (49 CFR § 390.19)
January • Odd Years (2025, 2027)
Last MCS-150 Filed: 2026-05-11 (Active / Current)
FMCSA Safety Rating & Review Status
Unrated / Active
Prior Authority Revocation: No

Frequently Asked Questions About ZACHARY NIGHTINGALE

Is ZACHARY NIGHTINGALE (USDOT #3985591) currently authorized and active?

According to U.S. DOT / FMCSA Company Census records, ZACHARY NIGHTINGALE (USDOT #3985591, MC-1255794) holds an ACTIVE registration in Harlowton, Montana, classified under Interstate (AUTHORIZED FOR HIRE;EXEMPT FOR HIRE).

How many trucks and drivers does ZACHARY NIGHTINGALE operate?

ZACHARY NIGHTINGALE reports 2 commercial power unit(s) and 2 driver(s) (including 2 CDL drivers) on its FMCSA MCS-150 census filing.

What commercial truck insurance filings are required for USDOT #3985591?

Based on its Interstate operations hauling General Freight, federal regulations generally require $750,000 minimum primary liability (BMC-91 / BMC-91X ($750k+ Primary Liability) • MCS-90 Endorsement • $100,000 Motor Truck Cargo). Estimated market insurance benchmark for a 2-unit fleet in MT is $10,900–$17,200 per power unit annually.

When is ZACHARY NIGHTINGALE's mandatory FMCSA MCS-150 biennial update due?

Under 49 CFR § 390.19, based on the last two digits of USDOT #3985591, ZACHARY NIGHTINGALE must file its MCS-150 biennial update every January in Odd Years (2025, 2027). Last recorded MCS-150 date: 2026-05-11.

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