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

DOT# 3373523MC# 1545842● Active
Updated: 2026-03-09

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 →

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Company Information

Address220 Rankin St, San Francisco, CA, 94124
Phone(855) 743-3986
EmailLegal-compliance@RIDEZUM.COM
Entity TypePrivate Passenger, Business
OperationInterstate
Power Units2,959
Drivers2,240
MCS-150 FiledJanuary 22, 2026
Annual Mileage18,346,986 mi (2024)
All carriers in California→Carriers in San Francisco, CA→

Inspection Summary

All-time Inspections
All-time
3,023
Total
134
OOS
0
Driver OOS
134
Vehicle OOS
OOS Rate4.43%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.

Crash History

Crash Records
All-time
51
Total
0
Fatal
41
Injuries
0
Tow-Away

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
0.0
Unsafe Driving
0.0
HOS Compliance
0.0
Driver Fitness
0.0
Controlled Substances
0.4
Vehicle Maintenance
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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.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 3373523 · Last updated: 2026-03-09. View official FMCSA record →