DIAMOND COACH SERVICES
USDOT 2547013 · Doing business as DIAMOND TRANSPORTATION
Active, interstate carrier, small fleet (10 power units) — safety rating: satisfactory.
Vetting summary
At a glance
- Out-of-service rate20% vs 19.1% national avg
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 2547013 |
|---|---|
| MC Number | MC-886766 |
| Legal Name | DIAMOND COACH SERVICES |
| DBA Name | DIAMOND TRANSPORTATION |
| Entity Type | — |
| Phone | 5208258888 |
| Address | 6885 N ORACLE RD STE F, Tucson, AZ, 85704 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | S — Satisfactory (rated 20241105) |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 0 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 0 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 67 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 5 |
|---|---|
| Out-of-Service Rate | 20% vs 19.1% national average |
Most frequent violation categories: 16 (1), 30 (1).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Equipment
Fleet & operations
| Power Units (trucks) | 10 |
|---|---|
| Drivers | 10 |
| Recent Annual Mileage | 70,000 |
| Last MCS-150 Filing | 19-MAR-25 |
DIAMOND COACH SERVICES operates 10 power units — a larger fleet than 94% of carriers registered in AZ.
Nearby
Other carriers in Tucson, AZ
- TUCSON TRANSIT MANAGEMENT — USDOT 2195835, 754 power units
- ARAPP INC — USDOT 2433965, 81 power units
- AMERICAN ROAD MAINTENANCE INC — USDOT 2291440, 35 power units
- DESERT SHOTCRETE INC — USDOT 2583647, 25 power units
- BLANCO CONCRETE LLC — USDOT 2540702, 20 power units
Browse all carriers in Tucson, AZ or all AZ carriers.