SB
Southwest Bus Services Inc
School bus · Prairie Du Chien, WI
USDOT 540304MC 521283Passenger authority active
Fleet reported to FMCSA
School busesOwned, term-leased or trip-leased
86Active FMCSA passenger authoritySatisfactory safety rating
From the FMCSA company census, checked Oct 25, 2026. Fleet counts are self-reported by the carrier. Confirm on FMCSA SAFER before you book. How we verify
Company details
Legal nameSouthwest Bus Services Inc
LocationPrairie Du Chien, WI 53821
Phone on record(608) 326-6421
OperationInterstate
FMCSA passenger authority (MC)MC 521283 — Active
Safety ratingSatisfactory (Feb 17, 2015)
Drivers60
Registered with USDOTOct 22, 1993 (33 yrs)
Ratings, reviews and service details appear only when the company claims this profile or we can verify them. We never publish invented reviews.
Before you hire Southwest Bus Services Inc
- Ask whether drivers hold a CDL with school bus (S) and passenger (P) endorsements and pass drug and alcohol testing.
- Ask about the age of the fleet and the state school bus inspection record.
- For trips across state lines, check that the company has active FMCSA passenger authority.
- Confirm insurance limits and who is responsible for chaperones and stops.
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