Phone number (712) 789-1723
This number is registered with the FMCSA by the following company. If a dispatcher or carrier called you from this number, check that the company details below match what they told you.
| Company | Location | USDOT | Docket | Trucks | Authority |
|---|---|---|---|---|---|
| SPENCER MICHAEL MUHLBAUER Carrier · DBA MUHLBAUER TRUCKING |
Lewis, IA | 3812494 | MC1376462 | 1 | Not authorized Last known · 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.