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VALIDATED

DIZCO INC

Trust Score

99 Excellent
Excellent Why this score?
Company CheckDIZCO INC · DOT 44421
4915 N NATIONAL AVENUE, SIOUX FALLS, SD, 57104-0525
DOT# 44421 MC# 189754 Sioux Falls, South Dakota 40 years
CARRIER
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18
Power Units
37
Drivers
1
Crashes (24-Month)
$750,000
Insurance
Satisfactory
Safety Rating
23
Inspections
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Company Information

Legal NameDIZCO INC
DOT Number44421
MC Number189754
Entity TypeCarrier
Operating StatusA - Active
LocationSioux Falls, South Dakota
Added06/01/1974
MCS-15001/23/2026

Contact Details

Physical Address4915 N NATIONAL AVENUE, SIOUX FALLS, SD, 57104-0525
Mailing Address4915 N NATIONAL AVENUE, SIOUX FALLS, SD, 57104-0525

Operating Authorities

Authority TypeAUTHORIZED FOR HIRE;U. S. MAIL
Carrier OperationA - Interstate
DocketMC189754
CommonNot Active
ContractActive
BrokerNot Active
Operating40 years

Operation Classification

Authorized For HireUS Mail

SMS BASIC Scores

FMCSA safety categories, last 24 months. Above Cutoff = FMCSA flags a problem · Below cutoff = within limits · Clean = no violations.
Unsafe Driving
measure 0 · 0 insp with violations
Clean
Hours-of-Service Compliance
measure .04 · 1 insp with violations
Below cutoff
Driver Fitness
measure 0 · 0 insp with violations
Clean
Controlled Substances / Alcohol
measure 0 · 0 insp with violations
Clean
Vehicle Maintenance
measure 0 · 0 insp with violations
Clean
Source: FMCSA SMS, updated monthly.

Mileage

Annual Mileage1,880,701 miles
Mileage Year2024
VMT SourceMCS-150 Form

Drivers

37
Interstate
0
Intrastate
0
CDL
37
Total
Interstate >100mi0
Interstate <100mi0
Intrastate >100mi0
Intrastate <100mi0

Safety Summary

Safety RatingSatisfactory
Total Crashes (24-mo)1
Fatal0
Driver OOS0.0% avg 5.5%
Vehicle OOS0.0% avg 20.7%
SmartWay PartnerNo
Last Review01/19/1989

Insurance

Amount$750,000
Type91X
VerifiedFMCSA · 07/14/2026
CompanyACUITY, A MUTUAL INSURANCE COMPANY
Policy #CA-ZE2382
Last checked09/08/2026

Quick Facts

StatusActive
TypeCarrier
Fleet18 units
Drivers37
Mileage1,880,701 mi
Operating40 years
MCS-15001/2026

Safety & Inspection Data

Crash Summary
Total Crashes (24-mo)1
Fatal0
Injury0
Tow-Away1
Safety RatingSatisfactory
Driver Inspections
Total20
Out of Service0
OOS Rate0.0%
National Avg5.5%
Below National Average
Vehicle Inspections
Total3
Out of Service0
OOS Rate0.0%
National Avg20.7%
Below National Average
Last FMCSA Review: 01/19/1989 | Rated: 03/24/1989

Safety Trends by Year

Roadside inspections and crashes on file, year over year. The red portion of each inspection bar is the out-of-service share; ▲/▼ compares to the prior year.

Inspections · red = OOS
2023
4 · 0 OOS -
2024
15 · 0 OOS =
2025
7 · 0 OOS =
2026
3 · 0 OOS =
Crashes
2023
0 crashes -
2024
2 crashes
2025
0 crashes
2026
0 crashes =
Based on FMCSA crash and roadside inspection records (rolling 3-year window). The latest year may be partial.

Out-of-Service Summary Last 24 months

Live FMCSA roadside inspections through Jul 2026, 12 inspections, 0 resulted in out-of-service (0% OOS rate).

Clean, no out-of-service violations in the last 24 months.

Live FMCSA roadside inspection records, refreshed monthly.

Crash Records (2)

Full crash history on file (all years), newest first. This list may show more than the headline Crashes figure above, because that figure follows the official FMCSA 24-month SMS window used for the Trust Score, older crashes still appear here for transparency.
DateLocationStateFatalInjuriesTowVehiclesWeatherRoadLight
08/20/2024 BUSINESS 34 SIGNED ROUTE IA 0 0 1 1 Clear Dry Dark - Lighted
01/30/2024 US 34 E IA 0 0 1 1 Clear Dry Dawn

Roadside Violations by Safety Category Last 24 months

2 roadside violations across 12 inspections, grouped into FMCSA safety-behavior categories. The shaded portion shows how many were serious enough to result in an out-of-service order.

ViolationsOut-of-service
Hours-of-Service (HOS) Compliance 1 violation · 0 OOS
Unsafe Driving 1 violation · 0 OOS
Categories follow FMCSR violation parts (Part 393/396 = Vehicle Maintenance, Part 395 = HOS; "Other" = general/administrative parts such as 390). Raw violation counts and out-of-service results, not FMCSA percentile rankings, which are not published for property carriers.

Inspection Records (29)

DateStateLevelLocationViolationsOOSDriver ViolDriver OOSVehicle ViolVehicle OOSHazMat
07/09/2026 SD Full (Level I) VALLEY SPRINGS SD 0 0 0 0 0 0 - Detail
04/04/2026 SD Driver-Only (Level III) BOX ELDER SD 0 0 0 0 0 0 - Detail
01/28/2026 SD Walk-Around (Level II) VALLEY SPRINGS SD 0 0 0 0 0 0 - Detail
11/05/2025 SD Full (Level I) VALLEY SPRINGS SD 0 0 0 0 0 0 - Detail
06/13/2025 SD Driver-Only (Level III) VALLEY SPRINGS SD 0 0 0 0 0 0 - Detail
04/24/2025 CO Driver-Only (Level III) FORT MORGAN CO 0 0 0 0 0 0 - Detail
04/11/2025 SD Driver-Only (Level III) RAPID CITY SD 0 0 0 0 0 0 - Detail
04/09/2025 SD Driver-Only (Level III) ALEXANDRIA SD 0 0 0 0 0 0 - Detail
03/07/2025 NE Driver-Only (Level III) ON UNNAMED STREET, 109 FEET WE 0 0 0 0 0 0 - Detail
02/28/2025 CO Driver-Only (Level III) FORT MORGAN CO 1 0 0 0 0 0 - Detail
10/01/2024 SD Driver-Only (Level III) RAPID CITY SD 0 0 0 0 0 0 - Detail
09/28/2024 SD Driver-Only (Level III) HOT SPRINGS SD 1 0 0 0 0 0 - Detail
08/30/2024 SD Driver-Only (Level III) RAPID CITY SD 0 0 0 0 0 0 - Detail
08/25/2024 NE Driver-Only (Level III) ON UNNAMED STREET, 235 FEET NO 0 0 0 0 0 0 - Detail
08/24/2024 SD Driver-Only (Level III) HERMOSA SD 0 0 0 0 0 0 - Detail
08/14/2024 SD Driver-Only (Level III) VALLEY SPRINGS SD 0 0 0 0 0 0 - Detail
08/05/2024 SD Driver-Only (Level III) VALLEY SPRINGS SD 0 0 0 0 0 0 - Detail
07/13/2024 SD Driver-Only (Level III) HERMOSA SD 0 0 0 0 0 0 - Detail
06/28/2024 MN Driver-Only (Level III) WORTHINGTON MN 0 0 0 0 0 0 - Detail
06/27/2024 SD Full (Level I) WALL SD 0 0 0 0 0 0 - Detail
06/25/2024 NE Driver-Only (Level III) ON US HWY 385, 158 FEET SOUTH 1 0 0 0 0 0 - Detail
04/14/2024 NE Driver-Only (Level III) ON US HWY 385, 1665 FEET SOUTH 1 0 0 0 0 0 - Detail
03/20/2024 NE Driver-Only (Level III) ON UNNAMED STREET, 242 FEET NO 0 0 0 0 0 0 - Detail
03/10/2024 SD Driver-Only (Level III) BOX ELDER SD 0 0 0 0 0 0 - Detail
02/22/2024 NE Driver-Only (Level III) ON US HWY 385, 1192 FEET SOUTH 0 0 0 0 0 0 - Detail
11/01/2023 NE Driver-Only (Level III) ON UNNAMED STREET, 227 FEET NO 0 0 0 0 0 0 - Detail
10/25/2023 SD Driver-Only (Level III) RAPID CITY 79 SCALE 0 0 0 0 0 0 - Detail
08/23/2023 NE Driver-Only (Level III) HWY 385 2 0 2 0 0 0 - Detail
08/18/2023 SD Full (Level I) SIOUX FALLS PORT OF ENTRY 0 0 0 0 0 0 - Detail
Detailed Inspection Report

Safety Performance Percentiles

FMCSA SMS percentile rankings. Higher percentile = worse performance relative to peers.

Total Inspections17
HOS Compliance 1 viols

Licensing & Insurance

FormTypeInsurance CompanyPolicyCoverageEffectiveCancel DateMethod
91XBIPD/PrimaryEMPLOYERS MUTUAL CASUALTY CO.5S1 91 74$750,00011/01/201411/01/2019Replaced
91XBIPD/PrimaryEMPLOYERS MUTUAL CASUALTY CO.5S1 91 74$750,00011/01/201411/29/2019Cancelled
91XBIPD/PrimaryACUITY, A MUTUAL INSURANCE COMPANYCA-L29830$750,00011/01/201211/01/2014Replaced
91XBIPD/PrimaryACUITY, A MUTUAL INSURANCE COMPANYCA-L29830$750,00011/01/201211/25/2014Cancelled
91XBIPD/PrimaryACUITY, A MUTUAL INSURANCE COMPANYCA-L29830$1,000,00011/01/200511/01/2012Replaced
91XBIPD/PrimaryNATIONWIDE MUTUAL INSURANCE COMPACP BA 7200962499$1,000,00011/01/200111/01/2005Replaced
91XBIPD/PrimaryCONTINENTAL WESTERN INSURANCE CO.CIP9Q84120$750,00002/26/198611/01/2001Replaced
91XBIPD/PrimaryCONTINENTAL WESTERN INSURANCE CO.CIP9Q84120$750,00002/26/198611/30/2001Cancelled

No active insurance policies.

DocketTypeActionServedDispositionDisp Date
MC189754CONTRACTINVOLUNTARY REVOCATION10/29/2014DISCONTINUED REVOCATION10/30/2014
MC189754MOTOR PROPERTY CONTRACT CARRIERGRANTED04/03/1986--

No revocation records.

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