Carrier profile · USDOT 1538326 · MC-572473 · Updated Jun 13, 2026

MAINFREIGHT INC

311 power unitsavg 5.9 yrNational · 31 statesCAROL STREAM, IL88/100

CARRIER ACTIVEMC-572473 ACTIVE

Authority & Insurance

Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.

Operating authority· 49 CFR · per type

Operating authority

Common: None
Contract: Active
Broker: None

Insurance & bonds

BIPD / liability$2,000,000 in force

Cargo filing (census)Not recorded per census

Surety bond (census)Recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$2M in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $2M meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$750K BIPD last filed · 5 insurers · 1 lapseCoverage lapse

Federal’08–’15

Ace Property’16–’23

National Union’23–now

2006201120162021now

Shorter eras are too brief to label at this scale — all 5 insurers are named in the list below.

BIPD in force — $2,000,000 · NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA · since Apr 2024

All 5 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA	Apr 2023 → Apr 2024	$750K	1
ACE PROPERTY AND CASUALTY INSURANCE COMPANY	Jul 2016 → Apr 2023	$750K	5
THE INSURANCE CO OF THE STATE OF PENNSYLVANIA	Jul 2015 → Jul 2016	$750K	1
FEDERAL INSURANCE CO.	Jul 2008 → Jul 2015	$750K	1
GREAT AMERICAN ASSURANCE COMPANY	Jul 2006 → Mar 2007	$750K	3