What is MC number 1545842?

MC number 1545842 is assigned to Zum Services Inc, a registered motor carrier with the FMCSA under USDOT number 3373523.

Is Zum Services Inc Safe? DOT 3373523 – Safety Rating, Crashes & Violations

Q: What is the safety rating of Zum Services Inc?

Zum Services Inc has a safety rating of "Satisfactory" as of December 8, 2023, based on the most recent FMCSA compliance review.

Q: How many inspections has Zum Services Inc had?

Zum Services Inc has recorded 3023 total inspections, with 134 out-of-service orders.

Q: Where is Zum Services Inc located?

Zum Services Inc is headquartered at 220 Rankin St, San Francisco, CA 94124.

This carrier is active with a Satisfactory safety rating.

Zum Services Inc is a registered motor carrier with the FMCSA under USDOT number 3373523. The company operates from San Francisco, CA and maintains an active operating status with 2,959 power units and 2,240 drivers on record.

Safety Rating

FMCSA Safety Rating

✓ Satisfactory

Rated: December 8, 2023

Zum Services 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

3,023

Total

134

OOS

Driver OOS

134

Vehicle OOS

3,023 inspections indicates a high-volume, actively operating carrier.

OOS Rate4.43%

The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 4.4% — below the national vehicle OOS average of ~21%.

Crash History

Crash Records

All-time

Total

Fatal

Injuries

Tow-Away

51 crashes reported. Review fatal and injury counts carefully alongside fleet size before engaging this carrier.

BASICS Safety Scores

BASICS Scores

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

0.0

Unsafe Driving

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

0.0

HOS Compliance

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

0.0

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.

0.4

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.

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Carrier Insight

Zum Services Inc is a large motor carrier operating in California. With 3,023 total inspections on record, the carrier has an out-of-service rate of 4.4%, which is below the national average of approximately 21%. 51 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 Zum Services Inc meets federal safety standards based on the most recent compliance review. This is the highest rating a carrier can receive.

The company operates 2,959 power units and employs 2,240 drivers. This fleet size places it among the larger carriers in the FMCSA registry.

Frequently Asked Questions

What is USDOT Number 3373523?

USDOT number 3373523 is assigned to Zum Services Inc, an active motor carrier registered with the FMCSA, based in San Francisco, CA.

What is the safety rating of Zum Services Inc?

Zum Services Inc has a safety rating of Satisfactory as of December 8, 2023.

How many inspections has Zum Services Inc had?

Zum Services Inc has recorded 3,023 total inspections with 134 out-of-service orders, representing an OOS rate of 4.43%.

Where is Zum Services Inc located?

Zum Services Inc is headquartered at 220 Rankin St, San Francisco, CA 94124.

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 Zum Services Inc?

The MC number for Zum Services Inc is MC# 1545842. 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# 3373523 · Last updated: 2026-03-09. View official FMCSA record →

Zum Services Inc (DOT# 3373523 · MC# 1545842) – FMCSA Carrier Profile