Phone number (443) 286-2018
This number is registered with the FMCSA by the following motor carrier. If a dispatcher or carrier called you from this number, check that the company details below match what they told you.
| Company | USDOT | Docket | Trucks | Authority |
|---|---|---|---|---|
| DIAMOND TEST SUPPLIES LLC | 4299475 | MC1674193 | 0 | Last known: Not authorized FMCSA snapshot May 14, 2026 |
Fraud check: freight fraud often involves someone using a real carrier's name with a different phone number. If the caller's number does not match the one on file, call the carrier back on the registered number before tendering a load.