What is MC number 686328?

MC number 686328 is assigned to Mast Trucking Inc, a registered motor carrier with the FMCSA under USDOT number 1915879.

Is Mast Trucking Inc Safe? DOT 1915879 – Safety Rating, Crashes & Violations

Q: What is the safety rating of Mast Trucking Inc?

Mast Trucking Inc has a safety rating of "Satisfactory" as of December 10, 2021, based on the most recent FMCSA compliance review.

Q: How many inspections has Mast Trucking Inc had?

Mast Trucking Inc has recorded 197 total inspections, with 32 out-of-service orders.

Q: Where is Mast Trucking Inc located?

Mast Trucking Inc is headquartered at 1849 Us 83, Sublette, KS 67877.

This carrier is active with a Satisfactory safety rating.

Mast Trucking Inc is a registered motor carrier with the FMCSA under USDOT number 1915879. The company operates from Sublette, KS and maintains an active operating status with 55 power units and 56 drivers on record.

Safety Rating

FMCSA Safety Rating

✓ Satisfactory

Rated: December 10, 2021

Mast Trucking Inc holds a "Satisfactory" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that the carrier has been found to comply with federal safety regulations based on the most recent compliance review conducted by FMCSA. View official FMCSA record →

Inspection Summary

All-time Inspections

All-time

197

Total

OOS

Driver OOS

Vehicle OOS

197 inspections indicates a high-volume, actively operating carrier.

OOS Rate16.24%

The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 16.2% — approaching the national vehicle OOS average of ~21%.

Crash History

Crash Records

All-time

Total

Fatal

Injuries

Tow-Away

4 crashes on record. This is within a common range for active carriers — assess relative to fleet size and inspection volume.

BASICS Safety Scores

BASICS Scores

Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories

1.7

Unsafe Driving

Measures violations related to speeding, reckless driving, and improper lane changes.

0.5

HOS Compliance

Tracks hours-of-service violations, including driving beyond legal limits without rest.

0.1

Driver Fitness

Reflects issues with driver qualifications, licenses, and medical certifications.

0.0

Controlled Substances

Captures drug and alcohol violations, including failed or refused tests.

4.3

Vehicle Maintenance

Reflects brake, tire, lighting, and other equipment-related inspection violations.

Scores above 65 (general freight) or 50 (passenger/hazmat) trigger an FMCSA Alert. Higher scores indicate more safety risk. National median is approximately 20–30 for active carriers.

Other Carriers in Sublette, KS

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Carrier Insight

Mast Trucking Inc is a medium-sized motor carrier operating in Kansas. With 197 total inspections on record, the carrier has an out-of-service rate of 16.2%, which is below the national average of approximately 21%. 4 crashes have been reported. Review crash details alongside fleet size and inspection history before making hiring decisions.

A Satisfactory rating from the FMCSA indicates that Mast Trucking Inc meets federal safety standards based on the most recent compliance review. This is the highest rating a carrier can receive.

The company operates 55 power units and employs 56 drivers. This is a mid-sized operation relative to the broader carrier market.

Frequently Asked Questions

What is USDOT Number 1915879?

USDOT number 1915879 is assigned to Mast Trucking Inc, an active motor carrier registered with the FMCSA, based in Sublette, KS.

What is the safety rating of Mast Trucking Inc?

Mast Trucking Inc has a safety rating of Satisfactory as of December 10, 2021.

How many inspections has Mast Trucking Inc had?

Mast Trucking Inc has recorded 197 total inspections with 32 out-of-service orders, representing an OOS rate of 16.24%.

Where is Mast Trucking Inc located?

Mast Trucking Inc is headquartered at 1849 Us 83, Sublette, KS 67877.

What does "Not Rated" mean?

"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.

Is zero crashes always a good sign?

Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.

What is a normal OOS rate?

The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.

How often is FMCSA data updated?

FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.

What is the MC number for Mast Trucking Inc?

The MC number for Mast Trucking Inc is MC# 686328. The MC number is issued by the FMCSA and authorizes carriers to operate in interstate commerce.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 1915879 · Last updated: 2026-03-09. View official FMCSA record →

Mast Trucking Inc (DOT# 1915879 · MC# 686328) – FMCSA Carrier Profile