KNIGHT TRANSPORTATION INC
USDOT 428823
Active, interstate carrier, large fleet (3200 power units) — safety rating: satisfactory.
Vetting summary
At a glance
- Insurance on fileAce American Insurance Company
- Coverage gapsNone detected
- Out-of-service rate12.8% vs 19.1% national avg
- Crashes (24 months)187 reported — involvement does not imply fault
- Authority ageGranted 36 years ago
- Linked registrations1 share this carrier's phone or address
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 | 428823 |
|---|---|
| MC Number | MC-227271 |
| Legal Name | KNIGHT TRANSPORTATION INC |
| DBA Name | — |
| Entity Type | CORPORATION |
| Phone | 6239077231 |
| Address | 2002 WEST WAHALLA LANE, Phoenix, AZ, 85027 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | S — Satisfactory (rated 20100615) |
| 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.
Filings
Insurance
| Current Insurer | Ace American Insurance Company |
|---|---|
| Coverage on File | $4,000,000 |
| Insurance on File Since | 2021-03-01 |
| Insurer | Coverage | Form | Effective | Cancelled |
|---|---|---|---|---|
| Ace American Insurance Company | $4,000,000 | BMC-91X | 2021-03-01 | — |
| Aon | $1,000,000 | BMC-91X | 2018-03-01 | — |
| TRAVELERSCSA | $75,000 | BMC-84 | 2016-04-05 | — |
| Lexington Insurance Company | $5,000 | BMC-34 | 2011-02-01 | — |
Timeline
Authority history
| Authority First Granted | 1990-05-07 Established authority |
|---|---|
| Authority Events on Record | 2 |
- 1990-05-07 — Granted — Motor Carrier of Property (Except Household Goods) Active GRANTED
- 2005-11-07 — Reinstated — Broker of Property (Except Household Goods) Active REINSTATED
Our scoring
Safety scores
| Unsafe Driving | 83 / 100 |
|---|---|
| Hours-of-Service Compliance | 85 / 100 |
| Driver Fitness | 86 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 71 / 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 | 6696 |
|---|---|
| Out-of-Service Rate | 12.8% vs 19.1% national average |
| Crashes | 187 total (7 fatal, 56 with injuries, 181 towaway) |
- 2026-07-08 — PA — towaway
- 2026-07-04 — UT — 2 injured, towaway
- 2026-06-22 — MI — towaway
- 2026-06-20 — WY — towaway
- 2026-06-14 — PA — 1 injured, towaway
Most frequent violation categories: 16 (900), 20 (585), 7 (491).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Signals
Linked registrations
1 other active carrier registration share this carrier's phone or address in FMCSA records.
Shared contact details can have many ordinary explanations, such as a shared dispatch service, registration agent, or office address.
Equipment
Fleet & operations
| Power Units (trucks) | 3200 |
|---|---|
| Drivers | 3200 |
| Recent Annual Mileage | 275,251,700 |
| Last MCS-150 Filing | 03-NOV-25 |
KNIGHT TRANSPORTATION INC operates 3200 power units — a larger fleet than 100% of carriers registered in AZ.
Nearby
Other carriers in Phoenix, AZ
- SWIFT TRANSPORTATION COMPANY OF ARIZONA LLC — USDOT 54283, 12940 power units
- NPL CONSTRUCTION CO — USDOT 116231, 2130 power units
- ALLIED WASTE SERVICES OF NORTH AMERICA LLC — USDOT 523181, 1817 power units
- CENTRAL REFRIGERATED SERVICE INC — USDOT 21331, 1800 power units
- ALLIED WASTE SYSTEMS INC — USDOT 237997, 1663 power units
Browse all carriers in Phoenix, AZ or all AZ carriers.