License Plate CA 9CSC630 (California) — Zum Services Inc
USDOT 3373523 · 2023 Blue Bird BB Conventional
Most recently recorded carrier for this plate
Zum Services Inc Active
- USDOT
- 3373523
- MC
- 1545842
- Status
- Active
- Type
- Motor Carrier
- Based in
- San Francisco, CA
- Power units
- 2,959
- Drivers
- 2,240
- Inspections (24 mo)
- 3,289
- Crashes (24 mo)
- 62
- Vehicle OOS rate
- 3.8%
Carrier recorded at the latest inspection in the available records (2026-04-15). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.
What this means
License plate CA-9CSC630 appears in FMCSA inspection records 3 times. 2 different VINs appear under this plate in the available inspection records. The records do not establish why the association changed. Most recent operating carrier: Zum Services Inc (USDOT 3373523). Vehicle make on file: Blue Bird (BLUB) (SCHOOL BUS). No out-of-service violations are recorded under this plate in the available inspection records. Other violations may still be present.
About this plate
Commercial license plate CA-9CSC630 (California) appears in FMCSA roadside inspection records tied to 2 commercial vehicles. Inspection activity under this plate runs from 2025-05-28 to 2026-04-15. The latest inspection was in California, a Level V — vehicle-only inspection without the driver present.
Vehicles recorded under plate CA-9CSC630
This plate has been recorded on 2 different VINs. Vehicles on record: 1BAKBCJH4PF394595 (2023 Blue Bird BB Conventional, 2025-05-28 to 2026-04-15); 1BAKBCJH4PF394594 (2023 Blue Bird BB Conventional, 2025-06-17).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 3 inspections on FMCSA record. No out-of-service violations appear in the available records under this plate. This does not mean that every inspection was free of other violations. The leading violation category is Vehicle Maintenance (1). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operators
Operated by Zum Services Inc (USDOT 3373523) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 1 | — Minor |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |