Carrier profile · USDOT 540304 · MC-521283 · Updated Jun 13, 2026
Southwest Bus Services Inc
0 power unitsPRAIRIE DU CHIEN, WI50/100
CARRIER ACTIVEMC-521283 ACTIVERATED SATISFACTORY
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 1720 S 11TH ST, PRAIRIE DU CHIEN, WI, 53821
- Mailing address
- PO BOX 178, PRAIRIE DU CHIEN, WI, 53821
- Operation
- Interstate
Contact
- Phone
- (608) 326-6421
- Web domain
- southwestbus.net
Registration
- Officer
- Derrick Boxrucker
- USDOT / docket
- 540304 · MC-521283
- First registered
- Oct 22, 1993
- Last MCS-150
- Apr 10, 2026 · 450,000 mi (2025)
- FMCSA safety rating
- Satisfactory · Feb 17, 2015
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—Power units
—CDL drivers
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.